Supernatural

The Winchesters and Castiel gain an unexpected ally as the souls released from Hell by Chuck threaten to overwhelm them. Their ally soon tells them the magnitude of the threat that now faces them.

Rowena arrives in Harlan to help Castiel and the Winchesters contain the ghosts. Two unexpected allies appear to help them, but things don't go as planned. Meanwhile, Chuck holds a family reunion in Reno.

To seal the rupture, Castiel and Belphegor must travel to Hell to find a relic with the power to summon the spirits back. Rowena asks Sam to help her, and Ketch gets a visitor.

The Winchesters travel to Iowa to investigate a vampire-related death, and soon find themselves in the middle of a family affair.

Sam continues to have dreams of killing Dean, and he and Dean investigate a case in Colorado where five victims have had their heart torn out.

Sam and Dean meet an old friend, and Sam goes to Rowena's apartment to find a resurrection spell. Meanwhile, Castiel finds himself drawn into a monster-hunting case when a local boy turns up dead.

Dean goes on a Hunt by himself and meets an old friend. Castiel returns to the bunker and calls in a specialist when Sam's condition takes a turn for the worse.

Sam, Dean, and Castiel travel to Hell to talk to Michael and see if he knows Chuck's weakness, and they meet the new ruler of Hell. When they return to Earth, the Winchesters are reunited with a member of the family they thought was gone for good.

Sam and Eileen are faced with the brutal truth. Meanwhile Dean and Cass work together in the hopes of getting a step ahead of Chuck.

Sam and Dean hit the road to help an old friend, but it appears that their luck may have finally run out and they are the ones who may be in need of rescue.

Sam and Dean press their luck in a winner-takes-all game of pool. Meanwhile, Castiel hunts down a would-be murderer, but not for reasons one might think.

Sam and Dean respond to a frantic call and together along with Castiel, Jack and Jody, assist in an extraordinary and heartbreaking rescue. Billie surprises everyone with a visit to the bunker.

A search for the one thing that may give the Winchesters an edge against God leads Sam and Dean to Jo's door and to a secret that may have died with Ruby. Meanwhile, Castiel asks Jack to do the unthinkable to help the brothers in their quest.

Sam and Dean discover a wood nymph living in the bunker who is determined to protect her family, at any cost.

Castiel and Jack work a case involving members of a local church. Meanwhile, Sam and Dean go off in search of Amara.

Sam and Dean are asked to investigate the murder of a childhood friend, calling them back to a motel from their past and perplexing the brothers with a case they thought was solved a long time ago.

Dean hits the road with Jack who needs to complete a final ritual in the quest to beat Chuck. A difference of opinion leaves Sam and Castiel behind looking for answers to questions of their own.

With the plan in full motion, Sam, Dean, Castiel and Jack fight for the good of the common goal.

Everything is on the line as the battle against God continues. A familiar face returns to join the fight.

After 15 seasons, the longest running sci fi series in the US is coming to an end. Baby, it's the final ride for saving people and hunting things.

As they search for the missing Dean, Sam and his new band of Hunters--Mary, the Apocalypse World Bobby and Maggie, and Jack--take on a demon who wants to use a hostage Castiel as a bargaining chip to have Sam help him become King of Hell. Meanwhile, Michael travels the world looking for someone who he can work with

While Sam, Mary, and Bobby follow a lead in Duluth, Nick and Jack pay visits to people from their pasts.

Dean discovers that he has a scar on his arm similar to the blade that was used to kill Kaia, and he and Sam set off to Sioux Falls to team up with Jody and find out who has a weapon capable of hurting Michael. Meanwhile, Castiel tries to restore a hexed young girl with Jack's help.

To get Dean out of his funk, Sam takes him along to investigate a case of an action figure coming to life and attacking a comic book store employee.

After Maggie disappears while checking out a ghoul sighting, Sam and Dean go to rescue her. They meet up with Mary and Bobby, and run into a number of bizarre manifestations.

Sam and Charlie team up to get to the bottom of a string of random disappearances; Jack believes that he has found a case and convinces Dean to partner with him on the hunt.

When Jack's condition worsens, Sam calls in Rowena and Castiel finds a shaman who might be able to heal their friend. While Dean takes Jack out to experience life, Nick tracks down the person who killed his wife and child.

When Jack passes away, Sam, Dean, and Castiel try to find a way to bring him back. Their plan requires the help of an unexpected ally and Castiel traveling to Heaven... where the angel discovers his former home under attack.

Michael prepares to unleash his army on an unsuspecting city on Christmas Eve, and only Sam, Dean, Castiel, and Jack can stop him.

Sam, Castiel, and Jack manage to capture Michael, and seek out a way to free Dean from the archangel's possession... while Michael's monsters move in on them.

Dean makes a decision based on the information he was given, and then pays a visit to Mary. Meanwhile, Nick tracks down the demon that killed his family.

Sam and Dean go on one last case on their way to trap Dean at the bottom of the ocean, and discover a prophet who is killing people even though Donatello is still in a coma and hasn't died yet.

Sam and Dean find a magical pearl that grants the user's "heart's desire". However, what Dean gets when he makes his wish isn't what he expects.

The hunt for a new monster goes awry when Dean is knocked unconscious, releasing Michael from his imprisonment. The archangel seeks out a new host body, and only one person can stop him.

While Sam and Castiel investigate a small Arkansas town where a teenager's head exploded, Dean takes Jack to see Donatello so they can find out what being without a soul feels like.

While Sam and Dean go on a monster hunt against a monster that they can find out little about, Jack makes new friends with the local Lebanon teenagers but things go horribly wrong.

Mary and Dean go to investigate when Donatello calls with a plea for help. Jack meets with his father's vessel, and Castiel teams up with Anael to find a way to contact God.

Sam and Dean race to discover what happened to Mary, while Castiel checks in Heaven to discover if her soul is there. Meanwhile, Jack turns to Rowena to help him cope with the enormity of what he's done.

Duma approaches Jack and offers him a chance to earn redemption. Afterward, the Winchesters and Castiel learn of a series of Biblical attacks and the brothers figure out the one to stop Jack... they hope.

Chuck appears to provide a solution to the Jack problem, but his help is less than helpful.

Lucifer's son Jack escapes and goes out into the world, and Sam and Dean put things on hold to track him down.

Donatello, the newest Prophet of God, senses God's power and comes looking for him. Meanwhile, a Lord of Hell decides to use Jack to unleash the foulest beasts of Hell. In the other universe, Lucifer and Mary meet the angels including the one who killed "his" Lucifer.

After a wraith kills a psychic, Missouri investigates the death of her friend and calls in Dean and Jody. They help track down Missouri's granddaughter, who also has "the gift" and is the wraith's next target. Meanwhile, Sam tries to help Jack develop his powers.

Two people turn up dead, apparently killed by their deceased love ones. Sam convinces Dean to take Jack with them on the case, and they discover that both victims were seeing a grief counsellor, Mia Vallens. Meanwhile, Castiel meets the keeper of the void that he's trapped in.

Sam suggests that he and Dean work the case of a missing boy by themselves. Dean soon realizes that Sam is deliberately trying to be kind to him, while the Winchesters work a case of a deadly ghost and a house full of trapped spirits.

After the Winchesters find Castiel, they reunite him with Jack. Together, the group goes to Tombstone to check out a case of grave robbing, and Jack makes a serious mistake.

While Lucifer escapes from Michael and proposes an alliance with Castiel, Sam and Dean discover that someone is killing witches and find a familiar face is responsible.

To obtain a tracking spell that can locate Jack, Sam and Dean make a deal with the new king of crossroad demons. If the brothers steal a trunk for the new demon, Barthamus, then he'll give them the spell. However, things don't go quite as planned.

An artist turns up dead, his eyes burned out, and the Winchesters suspect that Jack was responsible. However, they soon discover that Jack is trying to help them by finding a dreamwalker so that he can locate Mary for the brothers.

When Sam and Dean go missing, Jody calls in Claire. The two of them, along with Patience, Alex, Kaia, and Donna, set out to find the Winchesters in the Bad Place and free them before the portal closes. However, creatures that have come through the portal have other ideas.

Donna's niece Wendy goes missing near a truck stop, and she calls on the Winchesters for help. They soon discover that Wendy's abductor is part of an online business providing food to monsters.

Two young witches use a love spell to get what they want... and they want the Black Grimoire stored at the bunker. Meanwhile, Lucifer and Castiel try to escape from Asmodeus' imprisonment, and are forced to work together.

After Castiel makes his way back to Sam and Dean, they set out to find Lucifer and gain an unexpected ally. Meanwhile, Lucifer finds a cooperative angel and makes Heaven's angels an offer that they can't refuse.

Donatello translates the spell and Dean and Castiel go to get the ingredients. Meanwhile, Mary and Jack escape Michael's captivity and meet an old friend for the first time.

San and Dean go looking on the black market for the blood of "a most holy man", and become involved trying to recover the stolen skull of St. Peter.

After fighting a stuffed dinosaur, Sam and Dean are transported into a Scooby cartoon and soon realize that it's haunted.

Sam and Dean get a lead on the last item they need to open the rift: the Seal of Solomon, at a Men of Letters chapterhouse in Rhode Island. They soon discover something else: a woman imprisoned there for over 80 years. Meanwhile, Asmodeus teaches Ketch his place in the demon prince's hierarchy.

Dean and Ketch arrive in the apocalypse world, and Dean sees a familiar face. Meanwhile, Sam and Castiel try to reach Gabriel, while Lucifer grows bored in Heaven.

While Castiel goes to Heaven to try and recruit help, Sam and Dean learn that Rowena is killing people in Portland... and Death has an interest in stopping her.

Sam and Dean track Gabriel to Central City, Colorado, and find him on a trail of vengeance against the god and his sons who he claims betrayed him. Meanwhile, Jack is ready to take on Michael but Mary preaches caution.

When the group discovers that Gabriel's grace isn't sufficient to open the rift, they turn to another source: Lucifer. However, not all of them survive the trip to Jack and Mary's base.

On Apocalypse World, Lucifer tries to bond with his son. Meanwhile, the Winchesters come up with a plan to get the resistance fighters to safety, but first they have to rescue Charlie and Ketch.

Lucifer comes to take Jack on a tour of the universe, but all is not as it seems. Meanwhile, one of the refugees is murdered and the Winchesters try to find the killer.

While Dean brings Mary up to speed on what has happened in the 30 years since she's died, 'Sam faces torture at the hands of the Men of Letters Meanwhile, Crowley tries to track down a weakened Lucifer, who is hopping from body to body.

Dean and Castiel continue their efforts to find Sam, and Mary insists on accompanying them. Meanwhile, Crowley recruits Rowena in his attempts to send Lucifer back to the cage.

An increasingly nervous Mary suggests to her sons that they investigate two mysterious deaths where the victims were attracted by the call of a baby. Meanwhile, Lucifer forces Rowena to help him preserve Vince's body, while Castiel and Crowley join forces to track him down.

When a priest reports that demons flayed a woman in his church, Sam and Dean investigate and find a religious family at the heart of the problem.

The Winchesters stumble upon a Thule plan to steal a pocket watch and abduct a young woman... and discover that Hitler is planning on making a comeback.

Sam and Dean go with Jody to the wake of a legendary Hunter, and discover that there are a few legends about themselves. They also find a killer among them when one of the Hunters turns up dead.

Lucifer in Vince Vincente's body stages a reunion tour of Vince's old band Ladyheart. When the Winchesters, Castiel, and Crowley learn of his plan, they head to LA to stop him.

Lucifer takes a new host body: the President of the United States. The Winchesters are forced to turn to the British Men of Letters for help to remove Lucifer's essence from his new host, but the Secret Service has other ideas.

After weeks of imprisonment, Sam and Dean figure out a way to escape the black site prison where they're locked up. Meanwhile, Castiel and Samantha try to get along without them.

When Castiel's former angelic squadmates turn up dead, he goes to investigate and the Winchesters insist on tagging along. They soon discover that the killer has a grudge against angels... and one in particular.

Sam is forced to call in Rowena when a witch hits Dean with a spell that causes him to lose his memory... and if the spell continues, Dean will soon die when he forgets how to breathe.

Mary convinces a Hunter, Wally, to call in Sam, Dean, and Castiel to deal with a demon. However, she soon discovers that the intel the Men of Letters gave her is bad... and they face a new, powerful threat.

When three teachers are brutally killed, Sam and Dean discover that they were all tied to a salvaged ship that Crowley's son Gavin was going to take to America until Crowley teleported him through time.

Mary brings Sam to a Men of Letters compound to convince him to join their cause. Meanwhile, Fetch approaches Dean and takes a different approach to recruitment.

Two campers are attacked by a hellhound, and Crowley reveals to the Winchesters that the creature is the First Hellhound. Meanwhile, Lucifer negotiates his release from Crowley's imprisonment, and an angel approaches Castiel with an offer.

Mick convinces Sam and Dean to take him on a case involving a werewolf attack. However, they soon discover that the British Man of Letters has an ulterior motive.

Sam and Dean get a lead on Kelly, but Dagon takes steps to prevent her from making contact with the Winchesters. Meanwhile, Lucifer tries to find a way to deactivate Crowley's wards on his host body, and Castiel is MIA.

The Men of Letters send Sam and Dean to investigate the case of a murderous goat man in Wisconsin while they check out the bunker to learn all of the Winchesters' secrets.

Castiel fails to kill Kelly yet again, and she tries to convince him that the baby should be born after all. Meanwhile, Sam and Dean discover that Castiel has betrayed them.

Sam and Dean get a call on one of Mary's phones from Alicia Banes. Alicia and Max are looking for their mother Tasha, and the trail leads to a boarding house in Wyoming. Meanwhile, Mary discovers that Ketch has been lying to her.

When Eileen turns up dead, torn apart by a hellhound, Sam and Dean realize that someone is killing the American Hunters. Meanwhile, Mary asks Ketch for a favor.

Sam and Dean try to escape the bunker after Ketch turns it into a deathtrap. Meanwhile, the brainwashed Mary goes after Jody and Alex, and Hess puts Phase Two of the Brit's plan into action.

As Kelly prepares to give birth to Lucifer's son Jack, the Winchesters team up with two unexpected allies to stop Lucifer.

After the Darkness passes over them, Sam and Dean wake up and Dean realizes that he encountered the creature at the heart of the storm. Meanwhile, Castiel prays to Heaven to help him, and Crowley takes steps to avoid Castiel.

While Sam tries to find a cure for the Darkness virus invading his body, Dean takes Jenna to her grandmother's. Meanwhile, the angels torture Castiel for Metatron's information, and Crowley learns of the Darkness.

When the Winchesters learn of demons killing witches, they approach one and have her find them Rowena so that they can have her cure Castiel. Meanwhile, Crowley raises the young Amara in Hell but soon discovers that the Darkness may be beyond his control.

Sam and Dean battle a part-vampire/part-ghoul creature that is trying to raise an army to fight the coming Darkness. Meanwhile, Sam receives another cryptic vision, and the Impala witnesses everything.

Sam and Dean track down a double axe-murder at Lizzie Borden's home, and soon realize that something supernatural is involved. As they continue their investigation, they soon discover that Amara is responsible for creating an army of soulless killers.

Sam and Dean get a lead on Amara's location, and try to break in to Crowley's stronghold to kill the embodiment of the Darkness. Meanwhile, Castiel tracks down Metatron and finds him in sorry straits.

A college student wearing a rabbit mask kills a man in Minnesota, and Sheriff Donna calls in Sam and Dean for help. They soon deal with the rabbit, but a harlequin and then a clown attack the local high school coach. Meanwhile, Dean finds Sam praying to God.

Sam's imaginary friend Sully appears at the bunker and asks the Winchesters for help. Someone is murdering his fellow imaginary friends, and he needs hunters to track the killer down.

While Sam enters Hell with Crowley and Rowena to confront Lucifer and seek his help defeating Amara, Dean investigates the scene of Amara's recent killing and discovers that she has plans for him.

Lucifer takes Sam on a trip through Sam's memories to convince him to agree to possession. Meanwhile, Castiel goes to determine if Amara is dead, and Dean and Crowley come up with a plan to send Lucifer back to his cage.

When Sam is unable to sleep and won't leave the bunker, Dean suggests that they look into the case of a retiree who bashed his head in while yelling that he could hear someone screaming.

Sam and Dean pay a visit to Jody after one of her wards, Claire Novak, calls them and insists that there are monsters in their town. A corpse soon turns up, and Jody and the Winchesters realize that Claire was right.

When a babysitter is murdered on Valentine's Day and her heart torn out of her chest, the Winchesters learn about it and investigate. They discover that an ancient curse is responsible for the death, and that it's passed on by kissing. To save the next victim, Dean kisses her... marking himself for death.

The Winchesters launch a desperate attempt to recover an artifact capable of destroying Amara by sending Dean back to 1943 to recover the Hand of God from a doomed submarine. They're unaware that Castiel--secretly Lucifer--is the one who must send Dean back through time and return him.

The brothers go to a wake to pay their respects to a dead wrestler who was John's favorite, and discover that the show has left a trail of bodies behind it. Meanwhile, Crowley escapes from Hell and goes to get a weapon capable of stopping Lucifer.

Sam and Dean take a break from looking for Amara to check out a case of a girl going into a coma. They soon discover that their case is connected to a similar case that Bobby and Rufus investigated several years ago... and never completely solved.

Sam and Dean save a couple from two werewolves, but Sam is shot in the process. Dean tries to get Sam and the couple to safety, but Sam dies... and Dean is forced to abandon him.

Sam and Dean try to convince Crowley to turn over the Horn of Joshua before destroying Lucifer--and Castiel--rather than after they use the Horn to defeat Amara. Meanwhile, an unexpected ally helps Amara heal from her injuries, and Lucifer makes the angels in Heaven an offer they can't refuse.

The Winchesters investigate a series of mysterious disappearances every 27 years, and run into a pair of hunters where one is looking for revenge against the creatures that took his brother.

The brothers investigate a murder-suicide in Colorado that may be tied to Amara. Meanwhile, Metatron receives a request to edit a new book.

Sam and Dean try to come up with a way to rescue Lucifer and discover Chuck's plan to deal with Amara. Meanwhile, a new Prophet is awakened, but he's less than thrilled at the promotion.

To defeat Amara, Sam and Dean will first have to help Chuck and Lucifer reconcile. Once they do, they then must gather the forces of Heaven, Hell, and Magic to weaken Amara so that Chuck can defeat her. However, everything doesn't go quite according to plan.

It's the end of the world as Chuck's death extinguishes the sun. Desperate, the Winchesters, Castiel, Crowley, and Rowena come up with a plan... but to succeed, one of them will have to die.

Dean is a demon and running amuck with Crowley while Sam tries to figure out what happened to his brother. Meanwhile, Castiel is dealing with his diminishing grace.

Crowley notices Dean is becoming more and more aggressive. Dean tells him that's the side effect of being a demon, but Crowley knows it's something more - the Mark of Cain needs to be fed. Meanwhile, Sam is captured by Cole, an angry man who blames Dean for his father's death years ago and wants revenge. Cole tortures Sam, hoping he'll tell him where Dean is hiding. Hannah sees how weak Castiel is becoming as his grace continues to fade, so she makes a bold choice and asks Metatron for help.

Sam continues his efforts to save Dean from the Mark of Cain. Crowley realizes Dean's demonic antics are starting to cause problems for him in Hell so he searches out an unlikely ally - Castiel.

A recent string of werewolf attacks points to a surprising culprit - Kate, the werewolf Sam and Dean let live.

When Sam and Dean investigate the disappearance of a teacher, they are stunned to see the school is putting on a musical based on their lives. Familiar faces abound in this milestone episode.

Dean is surprised when he checks Bobby's cell phone and hears a message that says Bobby or his next of kin have been named as a beneficiary in an heiress' will. Hoping that means extra money, Dean talks Sam into hitting the road to claim their fortune. However, what they encounter at the house is far from a treasure chest.

Sam and Dean stumble upon a demon who is running from Crowley. Before they have a chance to shut him down, Rowena steps in and takes things into her own hands. Realizing Rowena is trying to recruit and train followers in the art of witchcraft, Sam and Dean come up with a plan to catch her before she can do much damage. Meanwhile, Hannah runs into a blast from her vessel's past, which complicates things for her and Castiel.

Jody Mills reluctantly attends a mandatory sheriff's retreat and is partnered with an overeager sheriff named Donna who wants to bond. Just as Jody thinks things can't get any worse, a body with just strings of meat and skin hanging off the bones is discovered. While the local sheriffs blame an animal attack, Jody knows better and calls Sam and Dean.

Castiel finds Jimmy's daughter Claire in a group home and she convinces him to break her out. After she runs away from him, Castiel calls Sam and Dean to help find her before she gets in trouble. Meanwhile, Crowley faces his biggest challenge yet.

After the massacre at the ranch, Dean, Sam and Castiel double their efforts to find a cure for the Mark of Cain but there is nothing in the lore that can help them. Desperate, Castiel comes up with an idea that Sam deems the "single worst idea I've ever heard." Meanwhile, Rowena continues to plot against Crowley, and Castiel tries to mend his relationship with Claire who is plotting revenge against Dean for killing her friend.

Sam is scanning the internet for suspicious paranormal activity and comes across a video of Charlie beating up a district attorney. Dean suspects she's back from Oz and hunting on her own, assuming the district attorney must have been a demon. When they do find Charlie, they are shocked when she tells them why she really came back from Oz.

Looking to get Dean out of the bunker, Sam finds a case for him and Dean to investigate - people are disappearing into thin air with only their clothes left behind. Sam and Dean suspect fairies or angels, but the truth turns out to be much more shocking - Hansel, from Hansel and Gretel lore, is kidnapping people and turning them into their younger selves to placate the evil witch. Unfortunately, Dean finds this information out the hard way after he becomes Hansel's next victim and reverts to his 14 year old self.

Ghost starts killing people through various electronic devices. Sam and Dean discover who was killed and why this ghost is seeking revenge on a group of college students but what they can't figure out is how he's doing it. With three dead, the brothers must stop the ghost before he claims his next victim.

Dean, Sam and Castiel deal with Cain's return. Crowley and Rowena continue to grow closer but when Crowley bails on plans with his mother to help the Winchesters, Rowena lets him have it.

Despite Dean's directive to forget about looking for a cure for the Mark of Cain, Sam continues to do research. Dean suspects Sam is hiding something but decides to focus on a new murder case where they run into Cole. The three team up and learn a Khan worm is infecting men and turning them into murderers. Unfortunately, the worm makes it's way into Cole.

Sam and Dean investigate a string of suicides committed by people with little in common other than the identical, grisly method of death - slow, self-administered disembowlment. All of the victims were members of a Catholic church and had recently given confession, leading the brothers to suspect the priest is somehow involved. Meanwhile, when Crowley captures Olivette, the leader of the Grand Coven, Rowena pleads her case to be allowed to practice magic freely again.

Sam and Castiel follow up on a lead about the Mark of Cain. Dean and Rowena meet.

Charlie calls Sam and Dean to tell them she found the Book of the Dead which could help remove the Mark of Cain. The Winchesters race to her after she tells them she's been shot by a man named Jacob Styne who says the book belongs to his family and he won't rest until he gets it back. Castiel and Metatron take a road trip to find Castiel's grace but they hit a couple road bumps along the way.

Sam learns that former Men of Letters, Magnus, once built a magical box and Sam sets out to find it in the hopes it can cure Dean of the Mark of Cain. However, what he's not prepared for is the deadly alarm system Magnus set up on the box. When Sam opens the box, he puts both his and Dean's life in danger.

When Claire Novak gets a lead on her mother, Amelia, who has been missing for years, Castiel asks Sam and Dean to help her. Castiel feels guilty for what he did to the Novak family and wants to make amends by reuniting Claire with her mom. However, when they find out what took Amelia, they realize there is a chance Claire may not get her happy ending.

Dean and Sam investigate a bizarre murder and realize the killer bears the same tattoo as those from the Styne family. Eldon Styne attacks Dean and a brutal fight ensues. Meanwhile, Castiel acts as referee when Charlie and Rowena are forced to work together on the Book of the Damned. Crowley discovers his mother is missing and knows she's up to something so he turns to an old enemy for help.

When it comes to the Stynes, Dean decides to take matters into his own hands. Sam tries to come to terms with his decision.

Dean makes a shocking decision regarding the Mark of Cain that would change not only his life, but Sam's too. Meanwhile, Crowley and Rowena face off and Castiel gets caught in the middle.

Dean is frantic after Sam collapses and the doctor tells Dean his brother won't make it. Desperate, Dean sends out an all points bulletin via prayer to every angel in the area, asking them to help his brother. In exchange, Dean will owe that angel a favor. Numerous angry angels race to find and kill Dean, but one, Ezekiel, gets to him first. Meanwhile, Sam fights for his life and must face some familiar demons to do so. Castiel struggles to survive without powers.

Dean shocks Sam by popping open the trunk of the Impala and showing him that he has kidnapped Crowley. Kevin freaks out when he sees the King of Hell, but Sam and Dean convince him that they need Crowley to find the demons on Earth. Meanwhile, Abaddon re-emerges and plans to take over Hell.

Ezekiel tells Dean a group of angels is hunting Castiel. Dean and Sam race to find their friend before the angels do. Meanwhile, a homeless Castiel is trying to make his way through the city and comes across some unexpected surprises.

Sam and Dean discover that the table in the Men of Letters house, has an ancient computer attached to it. They figure if they can get the computer on, they can track the angels. Who better to call for help than the best IT girl there is, Charlie ? While moving the massive computer, they dislodge a hidden hexbag that unleashes a magical green-webbed wall. Sam and Dean break through it and discover the one and only Dorothy from Oz. She had trapped herself and the wicked witch in the web years ago to stop the witch from finding the key that would open the gate that connected their world with Oz. With the wall broken, a massive and magical fight ensues that threatens to destroy the Men of Letters house.

While investigating two bizarre murders, Sam and Dean realize there is an eyewitness to both gruesome deaths - a German Sheppard. Anxious to find out if they are dealing with a witch, a skinwalker or other supernatural monster, the guys look up a spell that could let Dean "communicate" with the dog. Unfortunately, the spell comes with side effects that no one saw coming.

Castiel gets a job at a Gas-N-Sip and actually starts to enjoy life as a human. A headline in the local newspaper about some disappearances in the area catches his eye, so he calls Dean to help him investigate the case. Dean knows he needs to keep Sam/Ezekiel away from Castiel, so he tells Sam that he and Kevin need to stay and work with Crowley to decipher the tablet. Crowley agrees to help Sam and Kevin but in return he wants one phone call to hell.

Dean gets a call from an old friend named Sonny asking for help with a ghost. Sonny runs a home for delinquent boys, and Dean was sent there for stealing food when he was younger. Sam is stunned he never knew this about his brother and asks for more information, but Dean dodges his questions. Another murder occurs while Sam and Dean are at the house, so they scramble to find the culprit before anyone else dies. Meanwhile, Dean looks up an old girlfriend and recalls his time at the house.

Sheriff Mills calls Sam and Dean for help investigating multiple murders in her small town. Discovering all four victims belonged to the same church chastity group, Sam and Dean decide to infiltrate by joining the group themselves. When Dean disappears, Sam and Sheriff Mills realize whatever they are hunting has taken Dean too and team up to rescue him.

After a massive angel slaughter occurs, Sam and Dean arrive at the scene to investigate and are surprised to run into Castiel. While investigating, Castiel is captured and tortured. Meanwhile, Dean questions Ezekiel's demands and wonders if it might be time to tell Sam the truth.

Dean is devastated after Kevin's death and vows to find the angel that killed him, not only to free Sam, but to seek revenge. Castiel arrives at the bunker and suggests they try to separate Sam's brain from the angel's so they can talk to Sam and have him expel Gadreel. However, there's one small problem: the only person who knows how to do that is Crowley.

Looking to reclaim his place as King of Hell, Crowley asks Dean for help finding "The First Blade," the only blade that can kill Abbadon. Knowing he owes Crowley a favor for helping Sam, and also wanting Abaddon dead himself, Dean reluctantly agrees and the two set off on a road trip. However, Dean and Crowley are completely unprepared when they find out who has the blade - Cain, the first son. Meanwhile, Sam is back at the bunker with Castiel who notices there is some leftover grace inside Sam. If they can extract it, they can use the grace to track Gadreel. The only problem is the procedure may do permanent damage to Sam.

After finding out that Garth is in the hospital, Sam and Dean go to check on him. Still carrying the guilt over Kevin, Dean lays into Garth about disappearing and demands to know where he's been. Garth makes an excuse and then hightails it away from the guys. Confused as to why Garth would run from them, Sam and Dean do some investigating and are stunned by what they find.

Sam and Dean investigate recent murders where the victims were hundreds of pounds lighter after their deaths. Suspecting witches, the two go undercover at a fancy day spa that all of the victims had attended for weight loss. While Sam is hired as a fitness instructor, Dean takes kitchen duty. After Dean swipes some tainted food and passes out, the guys realize someone is drugging the guests and literally sucking all of the fat out of them until they die.

Sam and Dean are stunned to discover the Men of Letters' bunker is haunted. Their investigation leads them to a storage facility where the demons have been keeping a prize possession. Meanwhile, Castiel is captured by Bartholomew.

Teenage girl is killed and the final selfie she took before the attack shows a ghostly figure in the background. Looking for something to keep them busy, Dean and Sam head to Washington to find the ghost. While the two interview the girl's mother, Betty, they are surprised when she starts talking about cold spots and fritzing. When they ask her about bringing up paranormal signs, Betty replies that the "supernaturalists" who called earlier brought it up. Enter Harry and Ed, the famous supernaturalists.

Dean is frustrated when he can't reach Crowley, who has promised to find The First Blade. When Crowley finally calls Sam and Dean, he tells them he fell off the wagon and has been injecting human blood and needs their help. To make matters worse, he had a demon helping him find blood, but she sold him out and told Abaddon that he and the Winchesters were searching for The First Blade. The brothers need to find the blade before Abaddon does, so they enlist the help of a former member of the Men of Letters.

Dean struggles with the after effects of the Mark of Cain. Meanwhile, Sam hears about a case where straight-laced people are turning into violent murderers. Sam suspects possession and suggests to Dean that they investigate, but Dean tells him to go without him. While interviewing the local townsfolk, Sam meets an elderly woman named Julia, who tells him the Men of Letters came to town in 1958. Josie tells Sam the story of a young man named Henry Winchester and his female companion, Josie Sands. While Sam is away, Crowley tests Dean.

Metatron attempts to get Castiel to join forces with him. Still furious with Metatron, Castiel refuses, which sets a surprising plan in motion. Meanwhile, Sam and Dean capture Gadreel.

Sheriff Mills calls Sam and Dean after she kills a vampire who attacked a prisoner named Annie. They discover Annie was kidnapped by a family of vampires who use her as bait to lure in humans they can then feed on. Sheriff Mills tries to rescue Annie from her captors, but finds out the hard way that family always comes first.

Sam and Dean investigate a case in Chicago, where they discover that various mafia-esque monster families are, unknown to humans, running the underbelly of Chicago. One is a family of shapeshifters run by Margo Lassiter, whose leadership is thrown into question when her brother David returns home. The other reigning family in town is made up of werewolves, lead by Julian Duval. While in Chicago, Sam and Dean meet Ennis, a man with a personal vendetta against the monsters. The Winchesters warn Ennis about heading into the hunter lifestyle, but Ennis refuses to listen and starts down a dangerous path.

Castiel captures one of Metatron's angels and asks Sam and Dean for help with the interrogation. Dean eagerly accepts, which doesn't go unnoticed by Sam. Meanwhile, Abaddon demands Crowley help her kill Sam and Dean. When he refuses, she reveals her shocking bargaining chip. Also, Castiel sets a meeting with Gadreel.

After a massive attack on the angels, Castiel calls Sam and Dean for help. As they leave, Dean's eagerness to bring the First Blade doesn't go unnoticed by Sam who is worried about the cost to his brother whenever he uses the Blade. Meanwhile, Castiel is shocked when he learns the angel that caused the attack was one of his followers and did it in his name. Dean discovers there is a conspiracy amongst Castiel's angel followers and at the heart of it is Tessa, the Reaper.

Dean feels the effects of the First Blade, and Metatron makes his move against humanity. Meanwhile, Sam, Dean and Castiel face shocking consequences when taking the fight to Metatron.

Dean re-emerges from Purgatory, but he isn't alone. He heads straight for Sam, but the reunion isn't exactly what he thought it would be. Sam drops everything to join his brother, but leaving the life he had grown to enjoy turns out to be harder than he imagined. Dean and Sam look for Kevin who has managed to escape Crowley's grasp, but things come to a head quickly when Kevin tells them what it is that Crowley wants.

Kevin talks Sam and Dean into checking in on his mother. When they arrive, they see that Crowley has surrounded her with demons so they rescue her and take her along on their quest to find the tablet. However, they soon discover Kevin wasn't kidding when he said his mother was a strong-willed woman after she tries to take on Crowley.

Sam and Dean investigate a string of unusual murders where the victims were all recipients of organs from the same donor. The killer is captured, but things become even more complicated when the brothers find their killer in a trance mumbling an ancient prayer.

Sam and Dean investigate a bizarre murder in a college town. Close on the tail of their suspect, they bust into an apartment to find two dead bodies and a laptop cued up to some disturbing video footage. The footage begins with Brian, Mike and Kate hearing about an unusual animal attack in their town and the rest of the story is revealed through their eyes. Sam and Dean become unknowing participants in a unique student film.

After Benny gets brutally beat up by some vampires, he calls Dean for help. Dean abruptly packs up and tells a confused Sam that he's taking a "personal day." Benny confesses that he's going after his Maker so Dean offers to help, flashing back on the many times Benny helped him and Castiel in Purgatory. Meanwhile, Sam uses his solo time to reflect on the life he left behind with Amelia. However, when things go bad for Dean and Benny, Dean calls Sam for help, which makes everything very complicated.

Sam and Dean investigate a murder and find Garth is already on the case. Dean is not happy to learn that Garth has assumed Bobby's duties, but Garth points out that both Sam and Dean have been missing for the last year and someone needed to do it. They guys discover an "avenging ghost" is responsible for the murders and they need to find the source before the killings starts again.

Sam and Dean are stunned when Castiel suddenly appears back on Earth with no memory of how he escaped from Purgatory. Meanwhile, Mrs. Tran enlists a witch to concoct a demon bomb, but the witch double crosses Mrs. Tran and turns her and Kevin over to Crowley.

Castiel tells Sam and Dean that he's decided to become a hunter like them. Sam and Dean aren't sold on the idea but agree to investigate a case Cas found where a man's heart literally burst through his chest. The guys discover there has been more than one odd murder in the small town and all of them resemble cartoon deaths.

Sam asks a hunter named Martin to keep an eye on Benny without telling Dean. However, when Martin tells Sam there was a vampire kill and he thinks Benny is responsible, Dean defends his friend. When Martin decides to take things into his own hands, things get messy and Dean is forced to make a very hard decision.

Naomi tells Castiel that Crowley is holding an angel captive and Castiel must rescue him before Crowley finds out their secrets. Castiel turns to Dean for help. Meanwhile, Sam meets with Amelia who asks him to make a choice: stay with her or leave and never contact her again.

Sam and Dean investigate the mysterious deaths of two LARPers who were playing a game entitled Moondoor. The guys are thrilled to discover the Queen of Moondoor is none other than Charlie. The three learn that a fairy has been commandeered to harm people and the only way to stop her is to find her master.

Sam and Dean are stunned when a man who claims to be Henry Winchester, their grandfather, suddenly appears in their hotel room demanding to know where he can find John Winchester. Henry has time-traveled to stop a demon named Abbadon and was looking for John's help. Through Henry, Sam and Dean learn more about their father and the Winchester blood line.

Sam and Dean investigate the death of Rabbi Bass, who spontaneously combusted. The case becomes ever more confusing when they learn that the Rabbi was researching Nazi Necromancers. Sam and Dean are attacked by a Golem who turns out to belong to the Rabbi's grandson, Aaron. The key to the case lies with the Golem but Aaron doesn't know how to control him, which leaves everyone in danger.

Kevin deciphers the tablet and figures out how to close the gates of Hell. He tells Sam and Dean that according to the tablet one person must face a series of three tests designed by God. The first one - kill a hellhound. Sam and Dean argue over who should complete the trials.

Police officer named Kevin, who turned to witchcraft after working a case with Sam and Dean, is plagued by nightmares in which he murders innocent people. However, when the murders actually happen, Sam and Dean are called in by Kevin's "familiar" to help -- but the brothers aren't sure they want to save a witch.

Sam and Dean are stumped when they investigate a possible zombie case where an amnesiac man dies and then revives himself once a day. After the guy is attacked by the goddess Artemis, Sam and Dean realize he's not a zombie but instead a god, more specifically, Prometheus.

Castiel reappears in Sam and Dean's life and tells them Crowley has unleashed several demons into a small town. The demons are looking for Lucifer's Crypt, which holds a valuable asset, but Castiel lies to Sam and Dean about what it is. While interrogating a demon, the three discover Crowley has been torturing Meg, who knows the exact location of the crypt. Sam and Meg fight to hold Crowley off while Dean and Castiel go in search of the crypt.

Sam and Dean investigate some recent vampire kills and are surprised to learn Krissy Chambers is involved. They find Krissy and learn her father was killed and she's been taken in by a man named Victor, who has taken in a group of orphan kids to teach them how to hunt. Victor is helping the teenagers find the vampires who took their parents so they can get revenge. Sam is intrigued by Victor's method of giving the teenagers a home life as well as a hunting life, but Dean is suspicious of Victor's motives.

Sam and Dean respond to a call from Kevin, who is terrified after hearing Crowley's voice in his head. After hearing Kevin's news, Sam and Dean team up with reaper named Ajay, who helps them deal with the second trial from the Tablet. Meanwhile, Dean receives a visit from Naomi and realizes he must find Benny and ask for a huge favor.

Concerned about the physical toll the second trial took on Sam, Dean benches his brother from hunting until he heals up. So, when geektastic hacker Charlie stumbles upon a case and finds the boys, Dean decides it's time to teach Charlie how to be a hunter-in-training. While happy to see "her highness," the boys suspect Charlie is hiding something; a secret that could get her killed.

When Sam and Dean receive a distressing video message from Kevin Tran, they set about trying to uncover the Third Trial. The boys make a discovery that sends them to a casino in Colorado, to find a mysterious recluse who may be able to fill in the holes in Kevin's research. Meanwhile, Crowley is on a winning streak. Castiel tries to elude Naomi and the angels hunting him.

Sam and Dean reunite with Castiel. Digging through the Men of Letters' files, they stumble upon an undiscovered film which could be the key to the third trial. Metatron enlists Cass to mull over problems at home. Meanwhile, Crowley digs into Sam and Dean's past.

With Crowley poised to undo all the good they've ever done as hunters, Sam and Dean find themselves cornered. But with Kevin's help, the Winchester brothers bound into one last play against The Demon King. Metatron initiates a plan with Castiel to take on Naomi and the bureaucracy of Heaven.

Castiel doesn't kill Sam, Dean and Bobby but warns them not to interfere in his business. Assuming his new role as God, Castiel sets out to right some of the wrongs in the world. Dean decides they should bind Death and order him to stop Castiel, but the former angel is one step ahead of them, leaving Dean to face a very angry Death. Meanwhile, Sam struggles to deal with the broken wall in his head.

Castiel continues to struggle with the burdens that come with his new-fangled power. The broken wall in Sam's head causes him to have hallucinations, and he has difficulty discerning what's real and what's not. Bobby worries that Dean is beginning to stumble under the weight of fighting Castiel and keeping an eye on Sam.

Dean is furious after Sam disappears to follow a lead on a case with clues that are identical to a case Sam solved as a kid. The demon turns out to be Amy, who has been killing low-life thugs and taking their brains for dinner - the same demon Sam found as a kid.

Sam and Dean investigate a string of gruesome murders and discover the Egyptian god Osiris is behind the deaths. The vengeful god is putting people on trial for their past mistakes and killing them if found guilty. Osiris hones in on Dean's guilt and decides he's the next to stand trial. Sam steps in as Dean's lawyer, but both brothers are unprepared when Osiris calls an unexpected witness.

Sam and Dean meet Maggie Stark, a witch who has unleashed her wrath on a small town, resulting in numerous deaths. Sam and Dean track down her husband, Donald, to see if he can help. Donald tells the brothers that Maggie is mad at him for having an affair and is taking it out on the townspeople.

Sam and Dean are once again on the FBI's "Most Wanted" list when two Leviathans clone the brothers and go on a killing spree. The subject of a nationwide manhunt, Sam and Dean need to drop off the grid so Bobby sends them to Frank Deveraux, a quirky surveillance expert, for help. Meanwhile, Bobby continues to search for a way to kill the Levianthans, or at least slow them down, so the real Winchesters can stop their evil doppelgangers.

Sam and Dean investigate the gruesome murders of resident mediums in Lily Dale, the most "psychic" town in America. They discover that an angry spirit is killing off the psychics one by one, but in a town full of people who claim to be summoning spirits, they have a little trouble identifying the medium controlling the ghost.

While on a hunt, Sam runs into someone from his past and a confrontation ensues. Meanwhile, Dean reluctantly teams up with a quirky, laid-back hunter named Garth, when he finds himself in a situation that he just cannot explain.

Sam, Dean and Bobby become actual hunters, in the true sense of the word, when they set up camp in a New Jersey state park to track a creature that has been attacking people in the woods. The townsfolk claim it is the real Jersey Devil. Meanwhile, Dean is beyond thrilled to find a Biggerson's restaurant in town, but is devastated when he discovers the restaurant's special sandwich seems to be making people crazy.

As Sam and Dean race the clock on a high-stakes mission, Bobby seeks the help of an unlikely old friend to solve one of the most personal cases of his life.

Still reeling after what happened to Bobby, Dean becomes dangerously obsessed over finding a way to take down Dick Roman. Meanwhile, Sam decides to help a teenage girl look for her father, a hunter who has gone missing. Sam traces his last steps to a truck stop where the help turns out not to be so friendly.

40S - Sam and Dean tangle with the God of Time, who sends Dean back to 1944, where he is immediately arrested by none other than the one and only Eliot Ness. While trying to figure out how to retrieve his brother, Sam is surprised by the reappearance of an old friend.

Sam and Dean investigate a case where the victims' hands and feet have been severed and each have been branded with a strange symbol. While Sam does some research at a local university, Dean heads to one of his favorite places to investigate the town bar. Dean strikes up a conversation with a local named Lydia, and the two go back to her place. Sam discovers the symbol on the bodies is a sign of Amazon warriors.

Sam is forced to confront a childhood fear when a case takes him and Dean to Kansas to investigate Plucky Pennywhistle's Magical Menagerie, a local pizza chain that hosts children's birthday parties. Sam and Dean discover that the victims' children had recently been to the restaurant and drawn a picture of their worst fear, which then came to life to kill their parent. While Dean confronts the man behind the magic, Sam is left to deal with some very angry clowns.

Four years ago, Sam and Dean helped a woman named Nora exorcise a demon that was systematically killing women in a small town. They managed to save the postal worker, Jeffrey, while vanquishing the demon but now it seems the black-eyed monster has reared his ugly head and returned for a second helping. The brothers visit Jeffrey, who has been locked in a psych ward since the incident, to see if he can remember any of the demon's plans while he was possessed.

After a ballerina is found dead from dancing herself to death, Sam and Dean look into the case and discover the ballet slippers she wore were cursed. When Dean accidentally touches the shoes the power of the curse starts to take hold of him.

Lucifer drives Sam to the breaking point and Sam ends up in a mental hospital. Desperate to save his brother, Dean calls every hunter he knows for help. One of the hunters gives him the name of a healer who turns out to have a very familiar face.

Dean is surprised when he gets a call from Garth asking for the brothers' help on a case. Sam and Dean discover they are battling a Shojo, a Japanese creature sent to seek revenge on enemies. The worst part about fighting a Shojo? You can only see it when you're drunk.

Sam and Dean get a call from Annie Hawkins, an old hunter friend, asking for help on a case. When they arrive in town, they find out Annie has disappeared. They trace her last whereabouts to an old abandoned house that is haunted by a powerful ghost.

Dick Roman acquires Frank's hard drive that contains sensitive information about the Winchesters and gives it to an unsuspecting brilliant hacker named Charlie telling her she has 48 hours to crack the firewall or she is fired. Sam and Dean are tipped off that Dick has the hard drive and race to get to Charlie before she breaks the code. Meanwhile, Bobby tries to help the brothers, but his rage towards Dick for killing him starts to get in the way.

Meg calls Dean and Sam and tells them Castiel is awake and talking. Meanwhile, a teenager named Kevin gets hit by a bolt of lightening and is turned into a reluctant prophet. Sam and Dean believe Kevin holds the key to defeating the Leviathans but must fight off two Archangels who want him for their own purposes.

In order to defeat Dick Roman and the Leviathans, Sam and Dean must locate three key items. Castiel helps with one but for the last objects, the Winchesters must face two of their strongest opponents - an Alpha and Crowley. Meanwhile, Bobby tries out a new ghost trick that ends up being very dangerous.

Dean and Sam prepare for battle with Dick Roman. Dick's in the final phase of his plan and the Winchesters must team up with Castiel, Bobby, Meg and Kevin, the prophet, to stop him. However, Dick is one of the smartest enemies they've ever faced so it's a mind game to see who can keep the upper hand.

It's a year later and Dean has given up hunting and is living with Lisa and her son Ben. Mysteriously freed from his cage in hell, Sam finds Dean and tells him he needs to rejoin the fight and introduces Dean to a world-a family-he never even knew existed: the Campbells, his mother's family, lead by none other than their Grandfather Samuel.

Sam investigates a case about missing babies whose parents are being murdered. At one of the crime scenes, he discovers a baby that was left behind and calls Dean for help. Reluctant to leave Lisa and Ben, Dean finally agrees to meet Sam and surprises his brother with how parental he has become. The brothers take the baby to Samuel, who decides to raise it as a hunter, which infuriates Dean. However, before they can decide the baby's future, a shape-shifter breaks in and attempts to kidnap the baby.

Sam and Dean call Castiel for help when they investigate a case about several dead police officers who seem to have been killed by the plagues of Egypt. Castiel confirms the staff of Moses was used to kill the cops and tells Sam and Dean that Heaven is in a state of chaos and God's weapons have been stolen. The three head off to find the thief and come face to face with an old enemy.

After Bobby discovers Crowley has no intentions of returning his soul, the hunter takes matters into his own hands. He calls on Sam and Dean for help after he unearths one of Crowley's deepest secrets. Meanwhile, Sam and Dean learn what Bobby does all day when they are not around.

After a group of young girls go missing, Sam and Dean realize that a group of vampires have taken up residence in the small town. After a fight with two of the blood-suckers, Dean is bitten and turns into a vampire. Samuel tells Dean he can change him back but he'd have to get the blood of the vampire who turned him. Dean infiltrates the nest and runs into the Alpha.

Sam and Dean investigate a series of suicides and discover the victims were being told brutal truths that drove them crazy. They find out someone is invoking the Goddess of Truth, Veritas, forcing people to be cruelly honest against their will and Dean is the next victim. Dean is forced to tell Sam the truth about how he feels about his return from Hell.

Dean becomes suspicious of Samuel's motives, but Sam isn't sold on the idea that their grandfather is doing anything wrong. The brothers go along on a hunt with Samuel and the other Campbells, but things go terribly awry.

Dean and Sam investigate what seems to be a werewolf killing but turns out to be a skinwalker posing as a family dog who is taking revenge on his owner's enemies. After capturing the dog, he turns human and tells Sam and Dean that an Alpha skinwalker has created many sleeper cells that will rise on his command and kill their families.

While Sam and Dean are investigating a UFO sighting, Dean is abducted from a crop circle. However, when he awakens, he discovers he isn't dealing with aliens, but fairies! Unfortunately, only Dean can see the fairy that keeps attacking him which makes tracing and stopping them difficult. The brothers become even more perplexed when Sam's investigation leads them to a world full of elves, gnomes and a leprechaun.

Meg kidnaps Sam and Dean and tries to force them to tell her where Crowley is hiding. Sam makes her a deal - they will help her find Crowley if she promises to torture him for information about how to get Sam's soul back. Castiel joins the fight but finds it difficult to work with Meg.

Dean seeks out Death to help get Sam's soul back. Death tells Dean he will help Sam if Dean will agree to act as Death for 24 hours. Meanwhile, Sam decides he doesn't want his soul back and asks Balthazar for a protective spell to keep his soul out of his body. Balthazar tells Sam he needs the blood of his father for the spell to work and since John Winchester is dead, Sam decides Bobby is the next best thing.

Dean and Bobby anxiously wait for Sam to wake up to see if Death was able to restore his soul without causing Sam to lose his mind. Meanwhile, Dean and Bobby investigate a disappearance of virgins and discover dragons are behind the kidnappings. Bobby sends Dean to a doctor who owns the only weapon in the world that can slay a dragon, but Dean must prove himself worthy enough to take it.

Sam starts to have flashbacks to a case he worked on with Samuel before he reconnected with Dean. Sam receives a mysterious text with coordinates to a small town, so the brothers decide to investigate. Dean is surprised when the townspeople start telling him some of the things Sam did while he lived there.

Ben calls Dean and tells him Lisa is in trouble. Dean leaves Sam to investigate a case alone and rushes home to rescue Lisa, however, he's not prepared for what meets him at the door. Meanwhile, Sam discovers the men that were murdered were all a part of a cruel practical joke played on a female co-worker who went missing.

Raphael launches an attack on Castiel and his allies, sending a particularly frightening angelic hitman after Balthazar, Sam and Dean. In an effort to protect the brothers, Balthazar sends them to an alternate universe where they are the stars of a TV show called "Supernatural" and they are actors named "Jensen Ackles" and "Jared Padalecki." The brothers are confused when Castiel appears to be a tweet-happy actor named Misha Collins and Sam is married to Ruby.

Sam, Dean and Bobby set out in search of The Mother of All's latest monster. While investigating, they run into Samuel and Gwen, who are also hunting the creature. Samuel and Bobby get into a heated fight about how to handle the case.

After Balthazar changes history and keeps the Titanic from sinking, Fate intervenes and begins killing those that would have died on the ship. Castiel tells Sam and Dean that Fate is very upset with the two of them and the only way they can stay alive is to kill her.

While searching for a way to defeat Eve, Dean stumbles upon Samuel Colt's journal in the Campbell library. Realizing Samuel might have the answer to their problems, Sam and Dean ask Castiel to send them back in time so they can meet the man himself. While Sam is a bit reluctant to time travel, Dean is beside himself with excitement to return to the Wild, Wild West.

Sam, Dean, Bobby and Castiel track Eve to a small town in Oregon. The guys discover the townspeople have been converted to demons, but surprisingly, they all appear to be dying. When they finally do meet Eve, she decides to torture the brothers by bringing back their mother, Mary Winchester, as a demon.

Castiel tells Sam, Dean and Bobby about the war in Heaven and how he and Raphael became enemies. Bobby believes Castiel is hiding something, but Dean refuses to believe it.

Demon kidnaps Ben and Lisa to get to Dean. Sam and Dean are forced to join with an unlikely ally to free them.

The wall comes down in Sam's head and all hell breaks loose. Dean and Bobby are, for once, at a total loss on how to help him and are forced to stand by and do nothing while Sam breaks. The battle for heaven comes to a head.

Picking up where the finale left off, Dean and Sam watch as the Devil emerges from Hell. The brothers and Bobby deal with the aftermath of Lucifer rising and the stunning news from Chuck the Prophet that Castiel was blown to bits by the archangels.

Castiel tells Sam and Dean that he is going to search for God, who will be able to defeat Lucifer. Bobby's old hunter friend, Rufus, is panicked about demons attacking his town, and begs Bobby for help. Sam and Dean arrive at the town and realize there is a spell over the townspeople, making them hallucinate that they are demons and causing them to kill one another.

Not sure he trusts himself anymore, Sam decides to give up hunting, but a late-night visitor won't let him off the hook that easily. Dean, intent on stopping the Apocalypse, continues hunting on his own and teams up with Castiel to find the Archangel Raphael, as Castiel believes Raphael knows God's location.

Sam tells Dean he wants to rejoin Dean in the battle of the Apocalypse, but Dean tells Sam that they are better off apart. Later, Dean awakens five years in the future in an abandoned city and is attacked by humans who have been infected with a demonic virus [Croatoan] that turns humans into Zombies. Zachariah appears to Dean and explains that this is the world that exists as a result of Dean saying no to helping the angels fight Lucifer. Dean meets up with Future Dean, who tells him that the virus is the Devil's endgame for destroying mankind.

Sam and Dean decide to start hunting together again and their first case leads them to a small town whose inhabitants are being killed by famous dead icons like Abraham Lincoln and James Dean's car. However, after two teenage girls come forward and claim their friend was kidnapped by Paris Hilton, the brothers aren't sure what they are hunting anymore.

Sam and Dean investigate a series of odd murders that strangely resemble fairytales and urban legends. The brothers track down an 11-year-old boy named Jesse and realize that whatever Jesse believes is coming true. Castiel tells Sam and Dean that Jesse is a serious threat and needs to be eliminated.

Sam and Dean discover a witch is running a high-stakes poker game where the currency is life years vs. money. Bobby sees the game as a chance to get out of the wheelchair and bets 25 years, but loses. As Bobby begins to age rapidly, Dean steps in to save him but also ends up turning into an old man, leaving Sam holding the bag for their survival.

The Trickster throws Sam and Dean into an alternate universe where they are characters in different television series, including a sexy medical show, a Japanese game show, a forensics show and a sitcom. The brothers realize the only way to get out of this world is to play along and become the characters in the shows. However, Castiel appears and warns them this universe is dangerous and they must get out before they become trapped.

Super fan Becky uses Chuck's phone to trick Sam and Dean into attending a Supernatural fan convention, complete with fans dressed up as Sam and Dean. One of the activities is a live action role playing game, but things quickly turn sour after a real ghost appears on the scene.

Sam, Dean and Castiel track down the Colt and head off to find Lucifer to send him back to Hell. It's a hunters' reunion when the crew joins forces with Bobby, Ellen and Jo for what could be their last night on Earth.

Former hunter named Martin, who is currently institutionalized, calls Sam and Dean for help investigating a case in the mental hospital. The brothers get themselves admitted as patients to check out the mysterious monster that is attacking the patients, but their incarceration pushes both to the breaking point as they unleash their inner demons against each other.

Gary, a teenage nerd, conjures up a body-switching spell and changes bodies with Sam. Thrilled by his new handsome and built body, Gary investigates a case with Dean and takes advantage of his good looks and age by hitting on women and getting drunk. Meanwhile, Sam is stuck in Gary's teenage body, dealing with intrusive parents and high school.

The angels send Anna back in time to kill John and Mary Winchester before they can conceive Sam knowing that if Sam was never born then Lucifer won't be able to use him as his vessel. Castiel sends Sam and Dean back to 1978 so they can stop Anna, and the two brothers are reunited with their parents. Mary recognizes Dean as a hunter since he visited her in the past once before but tries to keep the truth from John.

Castiel helps Sam and Dean hunt down Cupid on Valentine's Day after townspeople start to kill each other for love. However, after Cupid tells them he's innocent, they discover Famine, one of the Four Horsemen of the Apocalypse, has arrived in town.

Sam and Dean investigate Bobby's home town where the dead are rising from the grave but instead of attacking humans, they are happily reuniting with their families. The brothers turn to Bobby for help but he tells them not to worry about it and to leave town. Suspicious, Dean investigates and comes face to face with Bobby's dead wife who has no memory of what happened to her. Once the zombies start turning evil, the boys tell Bobby he has to kill his wife but he refuses.

Ambushed by angry hunters, Sam and Dean are shot and killed and sent to Heaven. Castiel warns Dean that Zachariah is looking for them in Heaven so they need to lay low while searching for an angel named Joshua who can help them since he talks directly to God. While searching for Joshua, the brothers run into some old friends and family members.

Sam and Dean are outnumbered by demons, but are saved at the last minute by Rob and his townspeople, who are aware of the Apocalypse, and have been training to fight and kill demons. The small town is very religious and Sam and Dean meet Pastor Gideon, who introduces them to his daughter Leah, whom he claims is a prophet. Leah tells the townspeople they must obey her orders if they want a spot in Heaven but when she starts turning the townspeople against each other in the name of the Lord, the brothers realize they must kill her.

Dean begins to think the only way to stop Lucifer is to say yes to Michael, but the angels decide they don't need him anymore. Dean, Sam and Castiel are horrified at the angels' new game plan and take on Zachariah to prevent an all out war on Earth. Meanwhile, a familiar face returns.

Sam and Dean are kidnapped by a group of gods, including Kali, Ganesh and Bladur and held hostage in a small hotel. The gods want to use Sam and Dean as bargaining chips to stop the Apocalypse, but Gabriel shows up and warns them that if Lucifer finds them he will kill them all. Unfortunately, one of the gods turns on the rest and Lucifer appears.

The demon Crowley tells Sam and Dean he can help them find the remaining Horsemen rings so they can trap Lucifer. The brothers are doubtful until Crowley leads them to Brady, the Handler for Pestilence and Death. However, Brady refuses to give up their locations and sets Pestilence after the Winchesters.

Crowley tells Bobby he will give him the location of Death, the fourth horseman, in exchange for his soul. Knowing Sam and Dean need that fourth ring to stop the Apocalypse, Bobby reluctantly agrees. Sam and Dean confront Pestilence, but he unleashes a deadly virus upon them, so Castiel must intervene on their behalf. Dean has a meeting with Death to discuss Lucifer, and an unholy alliance is formed at a very high price for Dean.

The entire season has been leading up to this showdown between good and evil. With the Apocalypse looming, Sam and Dean realize they are out of options and make heart-breaking decisions that will change their lives forever. A beloved character is killed.

It's four months later and Dean wakes in a pine box. He's been freed from Hell. He has a joyful reunion with Sam and Bobby, but it isn't long before the three wonder what exactly pulled Dean from Hell and what it will want in return.

Sam and Dean are stunned when the spirits of Meg and Agent Henricksen appear and accuse the Winchesters of failing them. Although rattled, the brothers must pull together to save Bobby, who is too crippled with guilt to fight off the angry ghosts of the young children he couldn't save.

Dean is transported back in time and is shocked when he lands in Lawrence, Kansas. However, that shock turns to amazement after he runs into a young John Winchester and Mary who have just fallen in love. Dean isn't sure why he was sent back so he begins to enjoy the time with his parents and newfound grandfather, who may be hiding a secret that is key to Sam and Dean's entire predicament.

Sam and Dean discover that Jack Montgomery, a family man, is turning into a Rugaru, a creature that starts as a human but changes into a flesh-eating monster. The people who are infected don't understand what is happening until they turn into cannibals and eat another person. Understanding what it is like to be a victim of a twisted destiny, Sam believes he can reason with Jack and convince him to control his urges. Dean doesn't think Jack's animalistic behavior can be subdued and decides the only honorable thing to do is to shoot him.

Dean and Sam investigate several murders at Oktoberfest. The first victim was found with bite marks on her neck, much like a vampire would leave, while the second victim has wounds that look like a werewolf attack. After a mummy rises from his crypt, Dean determines that a shape-shifter demon is terrorizing the town as iconic monsters from the old Hollywood movies.

Sam and Dean investigate the mysterious deaths of several men who apparently dropped dead of fright. They visit one of the victims in the morgue, and Dean becomes infected with the illness which starts as a general anxiety, then moves on to full-blown terror that eventually stops the heart. Sam and Bobby must find the root of the disease before Dean dies and is sent back to Hell.

It's a few days before Halloween and Sam and Dean investigate two mysterious deaths in a small town. The brothers find hex bags and deduce a witch is sacrificing people to summon a dangerous demon named Samhain. Castiel arrives in town and tells Sam and Dean the freeing of Samhain is one of the Seals that will lead to freeing Lucifer, so Castiel has brought a specialist angel named Uriel to smite the entire town.

Sam and Dean investigate a small town where the wishing well really works. A teddy bear comes to life, someone wins the lottery and the town geek gets a hot girlfriend. The brothers realize that while everyone is happy now, the end result will be disastrous.

Ruby tells Sam and Dean that a powerful demon named Alastair is searching for a girl named Anna who can hear the angels' conversations. The three set out to find Anna but once they do, Alastair attacks them and Ruby escapes with the girl. Believing they were set up, Dean lashes out at Sam for trusting Ruby, so Sam tells him what happened during those months Dean was in Hell and how Ruby saved his life. Castiel and Uriel return and demand to be taken to Anna but not for the reason Dean thinks.

Anna remembers her past and Sam and Dean finally understand why Castiel and Uriel want her dead. However, they disagree with the angels' orders and try to help Anna restore an important part of her past so she can be saved. Meanwhile, Alastair and his demons continue to close in on Anna and the brothers.

Sam and Dean investigate the appearance of a young female ghost in an abandoned house, but things become more complicated when a family moves in. The brothers fail to get the family to leave, but when the son is kidnapped though the walls, they look to Sam and Dean to rescue the boy.

A mysterious death draws Sam and Dean to a town full of old-school magicians. Their investigation leads them to Charlie, Jay and Vernon, three friends who were famous magicians in their day but have now been replaced by flashier, younger magicians. One of them has made a deal to acquire real magical powers, but the price was extremely high. Sam and Dean must figure out a way to reverse the spell before others are harmed.

Sam and Dean go undercover to investigate a string of murders at their old high school. The case causes them to flashback to their time there recalling how Sam was picked on by the school bully while Dean was Mr. Popular.

Sam and Dean enter a small town in Iowa, where three men have inexplicably beaten their wives to death. The guys realize that behind the murders is a Siren, a creature that can take different forms and desperately needs love and compels people to destroy themselves as a show of devotion. The Siren eventually puts Sam and Dean under their spell and pits the two brothers against each other in a fight to the death.

Sam and Dean investigate a small town where people are cheating death. They discover the Reapers have gone missing so they turn to Pamela for help. She sends them into the spiritual world to find answers and they come face to face with Alastair, who has been kidnapping all the Reapers in order to break another seal.

Someone found Lucifer's sword and is using it to kill angels. Castiel and Uriel have captured Alastair and ask Dean to use the torturing skills he learned in Hell to extract information from him so they can stop the murders. Sam is concerned Dean can't handle the job but Dean agrees to do it. However, when Alastair reveals some shocking information, Dean's world is shattered.

What if the Winchesters weren't hunters?Dean and Sam are living very normal and separate lives. Dean is a corporate man who enjoys health drinks and listens to news radio vs. rock stations. He works at a company called Sandover Bridge & Iron Company alongside Sam who is in Tech Support. It seems as if the two do not know each other. However, after co-workers start committing suicide at an alarming rate, the two find themselves working side by side to solve the murders.

Sam and Dean are shocked to discover a series of comic books titled "Supernatural" that accurately detail their lives as demon hunters. They track down the writer, Carver Edlund, who explains he has visions of the brothers that he then turns into comic books. Chuck reveals that Lilith is coming and she has a plan for Sam.

A 19-year-old boy named Adam calls Sam and Dean looking for John Winchester, claiming to be his son. Dean and Sam meet Adam, assuming he's a demon trying to lure then into a trap. However, they find out that John was indeed the boy's father and Adam tells them of his "normal" upbringing, which infuriates Dean.

Castiel appears to Dean in a dream and says he has something important to tell him but they need to meet somewhere private. Dean and Sam go searching for Castiel but instead find Jimmy, Castiel's human vessel, who has only a spotty recollection of being an angel. Jimmy wants to return to his family and normal life, but Dean and Sam are concerned about his safety.

Dean and Bobby lock Sam in Bobby's panic room so he can detox from the demon blood. However, as Bobby sees more seals are being broken he tells Dean they should let Sam out to help them fight the impending apocalypse. Dean disagrees and goes to Castiel for help. Sam and Dean have a big blowout confrontation.

The apocalypse is coming, and Sam and Dean prepare for the fight in very different ways. Sam joins Ruby on a final run to kill Lilith, while Castiel and Zachariah tell Dean it's time to play his part in stopping Lucifer.

Bracing themselves for the possibility of an apocalyptic war, Sam and Dean realize they have an enormous task of hunting down the hundreds of demons that escaped from the Devil's Gate. With only a year left to live, Dean decides to live life to the fullest and exhibits a carefree attitude that troubles Sam, who is trying to find a loophole in the deal. Bobby tells the brothers about a sighting in Nebraska that turns out to be seven demons that are the actual manifestations of the Seven Deadly Sins.

Dean pressures Sam into visiting Cicero, Indiana, so he can visit an old flame named Lisa, he had a tryst with nine years ago. However, Dean is stunned when he meets not only Lisa again, but also her 8-year old son Ben, who bears a striking resemblance to him. However, Ben soon goes missing and Sam and Dean discover that a Changeling, a demonic parasite, is snatching kids from the small town and assuming their form. Meanwhile, Ruby makes contact with Sam and reveals some startling information about his mom.

Sam and Dean answer a call on their dad's old cell phone, alerting them someone has broken into John's secret storage room in New York. They discover a cursed rabbit's foot has been stolen and call Bobby for help. He advises them to beware of the foot because anyone who touches it will receive an extreme amount of good luck, but once the foot is lost that person will die. Unfortunately, Sam has already handled the foot, which causes an overjoyed Dean to buy lottery tickets, but a female thief steals it from Sam causing his luck to plummet and putting his life in danger.

Sam and Dean investigate a rash of violent deaths in Elizabethville, Ohio, a once-sleepy town that has been turned into a haven for gamblers and drinkers. Dean discovers demons have infiltrated Elizabethville and are using their powers of persuasion to make the townspeople succumb to their basic instincts. Meanwhile, Ruby helps Bobby rebuild the Colt from scratch and stuns him with some news.

Sam and Dean investigate a small town that has been plagued by a number of strange murders that resemble fairy tales, such as Little Red Riding Hood, Snow White and Hansel and Gretel. Meanwhile, Sam summons the Crossroad Demon and threatens to kill her with the newly rebuilt Colt unless she releases Dean from his deal.

Sam and Dean investigate the mysterious demise of drowned victims who were nowhere near the water at the time of their death. The brothers learn each of the victims saw a ghost ship shortly before they died. Upon investigation, they cross paths with Bela, who is being paid handsomely by one of the murder victim's family members to solve the case. Sam and Dean warn her to stay out of their way, but she has other plans.

Sam and Dean capture a female vampire named Lucy who claims to have no knowledge of how she became a vampire. The guys discover Dixon, a male vampire, is giving out human blood to unsuspecting females in bars, offering it up as the "latest drug" and turning them all into vampires. Meanwhile, Gordon escapes from jail and goes after Sam. However, Dixon intercepts Gordon and turns him into a vampire, which makes Gordon more powerful than before and a much bigger threat to Sam.

It's Christmas time and Sam and Dean investigate a series of murders where the victims were pulled up through the chimney. Sam realizes they are dealing with a sort of Anti-Santa, a demon with roots in pagan lore. Dean wants to celebrate Christmas the old fashioned way as this is his last, but Sam refuses, not wanting to accept that Dean won't be around next year. Sam flashes back to a certain Christmas when he waited for his father to come home to give him a special gift.

Sam and Dean travel to Sturbridge, Massachusetts, and discover a coven of witches that has killed two people. Ruby warns the brothers to stay away as the demon controlling these witches is very powerful and will surely kill them. Ignoring her plea, Sam and Dean go in after the coven and confront the head witch, who reveals Ruby's past.

Sam and Dean race to Bobby's side after he lapses into a coma and can't be awakened. While unconscious, Bobby battles his personal demons and the reason he became a hunter is revealed. Sam and Dean discover someone poisoned Bobby with a potion that will kill him if he doesn't wake soon. When the brothers decide to take the potion themselves to enter Bobby's dream in order to save him, they come face to face with their own personal nightmares.

Sam and Dean investigate the disappearance of a man who went missing at a tourist location. While searching the site, Dean is shot and killed by the owner. Sam is devastated but stunned when he wakes up the next morning to find Dean alive and well. As the day unfolds, Sam realizes he is re-living the previous day and tries to prevent Dean's death, but to no avail. Dean dies again and Sam must learn to live life without his brother by his side.

Sam and Dean break into Bela's apartment in order to get the Colt back, but she has tipped off Agent Henricksen about their whereabouts and they are arrested. While Sam and Dean are locked in a cell in Colorado, a demon breaks in and kills some of the sheriff's men and possesses Henricksen. After the guys vanquish the demon, the FBI agent realizes they were telling the truth and prepares to release them, but Ruby shows up to a warn Sam and Dean that the jailhouse is surrounded by a band of demons with a powerful new leader who wants Sam dead.

Sam and Dean take a break from their usual gig to star in a gritty reality show called "Ghostfacers" which chronicles the pursuit of the paranormal. Ed Zeddmore and Harry Spengler have created a radically different and sometimes violent show full of profanity that takes them to the Morton Mansion, an abandoned estate which becomes one of the most haunted places in America one night each year. However, as their team begins to get picked off in grisly manners not fit for television, they realize they are in over their heads.

Dean is stunned after he receives a phone call from his dad who tells him he has a solution to get Dean out of his deal. Sam and Dean fight because Sam is skeptical that it is really John on the other end of the phone and warns Dean not to listen to him but Dean disagrees and sets off on his own path to follow his father's orders.

As time runs out for Dean, Sam convinces him to head to Eerie, Pennsylvania to investigate a possible zombie case. Instead, they discover Doc Benton, a real-life doctor who, in 1816, abandoned his medical practice to follow his obsession with finding the key to eternal life by drugging people and stealing their vital organs. Meanwhile, Bobby finds out where Bela is hiding, and Dean heads out to confront her, leaving Sam behind to deal with the good doctor. Dean and Bela battle it out for the last time, and Dean leaves Bela in a desperate, and possibly fatal, position.

It's 30 hours before Dean's deal with the crossroads demon is up and Dean, Sam and Bobby are searching for Lilith, who holds the contract. They discover her location and Sam summons Ruby for help despite Dean's protests. Ruby warns them they aren't ready to fight Lilith yet but they steal her knife and depart for New Harmony, Indiana. In a battle to the death, Sam, Dean and Bobby take on Lilith and all her demons in a last ditch effort to save Dean's life.

Sam, Dean and John were left for dead after the Demon plowed a semi into the Impala. Now, one of the Winchesters hovers between life and death as the surviving family must face an old and powerful adversary.

Sam and Dean listen to a message on John's cell phone from a woman named Ellen and decide to track her down. They are shocked to discover Ellen runs a road house that also serves as a gathering place for hunters like themselves. Meanwhile, at a small town carnival, a clown is persuading children to let them into their home so he can murder their parents.

Sam and Dean meet Gordon, a fellow demon hunter who has been systematically killing vampires in a small town, and Dean immediately bonds with the older man. However, after Sam meets with the lead vampire and discovers they are actually peaceful creatures who survive on cattle blood, he decides not all supernatural beings are evil and forces Dean to choose whether he will side with Sam or Gordon.

Dean and Sam investigate the murder of a college student who has come back from the dead seeking revenge on those who mistreated her while she was alive. Upon confrontation, the ghost savagely attacks Sam, leaving him injured. While in town, the brothers visit their mother's grave to pass along something from their father.

Sam and Dean meet Andy, a slacker who has psychic powers of persuasion, which he uses to gain favors from people. However, when some of Andy's friends start dying, the brothers question whether Andy is using his powers to kill. After learning that Andy's family was visited by the Demon 22 years ago, Sam wonders if Andy is part of the group of children the Demon told him about, and if that means he himself will eventually turn evil.

Sam and Dean investigate the brutal slayings of blond women from an apartment building and discover the demon responsible is the ghost of the first serial murderer, H. H. Holmes. Meanwhile, defying her mother's wishes, Jo follows the Winchesters on their hunt and ends up getting captured by the ghost and buried alive.

Sam and Dean investigate the murders of a lawyer and his wife who claimed to have seen a ghost right before they died. However, after local detectives Ballard and Sheridan uncover the Winchesters' records, they arrest the brothers for a double homicide before they are able to find the ghost. When the ghost begins to visit Ballard, she begins to wonder if the tale Sam and Dean are telling her could be true, and if she might be the next to die.

When two highly successful professionals die after claiming to be haunted by hellhounds, Sam and Dean investigate the local dive bar and discover it sits upon a site where a deal-making demon has been making people's dreams come true in exchange for their souls. Dean summons the demon to exorcise it but is horrified after it reveals the painful truth about John's death and tempts Dean by offering him the one thing he wants more than anything - his father.

After Sam has a vision of Dean killing a young man who seems to be possessed by a demon, the two brothers head off to Oregon to search for answers. They come across a town infected by a deadly virus that drives a person to kill. Sam becomes infected by one of the locals and prepares for his deadly fate, but after nothing happens to him, Dean decides to come clean and reveal what John whispered to him before he died.

After Dean tells Sam what their father told him before he died, a distraught Sam sneaks off to Indiana without Dean. While there, Sam runs into Ava, a psychic who confesses to Sam she sought him out to warn him of his impending death. Dean discovers Gordon is after Sam and races to find his brother in time to save him.

Sam and Dean investigate two strange deaths at a small Connecticut inn run by a single mom whose young daughter plays with an imaginary friend. The brothers find evidence of voodoo around the inn, but soon realize the little girl's imaginary friend may in fact be a demon who is killing the townspeople.

Sam and Dean investigate a string of robberies with a disturbing pattern. In each incident a trusted employee holds up the bank then commits suicide. However, when the autopsy reports shows their actual time of death as several days before the robbery, Sam and Dean realize the shape-shifter has returned.

Sam and Dean investigate the murders of several people by individuals who claim they were visited by an angel and were carrying out God's will. After the brothers learn those murdered were actually guilty of secret crimes, Sam begins to believe this angel really does exist, but Dean stands firm on the fact a demon is behind the slayings - until he sees something even he can't explain.

After receiving a frantic call from Sam, who has been missing for over a week, Dean races to his brother's side. He finds Sam covered in blood, but unable to remember anything that happened. Upon investigation, the brothers are horrified to discover a tape that shows Sam killing another hunter in cold blood, causing Sam to believe his evil side is finally taking over.

Sam and Dean call upon their family friend and fellow hunter Bobby for help after they are stumped by violent and unexplainable happenings on a local college campus. Bobby arrives with a suspicion as to the culprit behind the killing spree and the brothers' escalating feud.

While driving down a deserted road, Sam and Dean are startled after a bloody woman named Molly bolts out in front of the Impala screaming for help from the crazy farmer who is chasing her. Sam and Dean investigate and discover the man is actually an angry spirit who kills one person the same time every year and has decided Molly will be his next victim.

After investigating the death of a lawyer who appeared to have been killed by a wild animal, Sam and Dean realize they are tracking a werewolf. Sam is immediately attracted to the lawyer's secretary Madison and when it seems as if Madison will be the werewolf's next victim, Sam offers to stay overnight to protect her. Dean heads out to hunt the animal and is stunned by what he finds.

Sam and Dean make a trip to Hollywood to investigate the death of one of the actors on a horror film set after rumors begin that he was killed by a ghost. They discover the death was a publicity hoax but when the executive producer and a studio executive are killed, Sam and Dean realize they are dealing with a haunted set. Gary Cole guest stars as Brad Redding, one of the stars of the horror film.

After hearing about a ghost that has been killing off inmates one by one, Sam and Dean decide the best way to investigate this spirit is from the inside and allow themselves to get thrown into the state penitentiary. However, after FBI agent Henricksen shows up to take over their case, getting out of prison becomes a bigger challenge than finding the spirit.

While hunting a Djinn [a type of genie], Dean is attacked and transported to a world where his mother is alive, Sam is in law school and engaged to Jessica, and Dean lives a very normal life with his girlfriend. However, after he starts seeing a strange girl and learns all the people he has saved in the past have died, Dean must decide whether he wants to stay in this new safe life where everyone he loves is alive or if he should return to the hunt.

Sam is abducted by the Yellow-Eyed Demon and finds himself in a ghost town with other children who have special abilities. They learn the Demon has brought them together to initiate his endgame: an all-out war against the human race. In an effort to encourage Sam to fight, the Demon shows him what really happened to one of his parents. Dean enlists Bobby's help to find Sam before the battle begins, but he arrives too late.

Dean must deal with the aftermath of the fight between Sam and Jake and pays a steep price for his involvement. The Demon and his spirits threaten to overtake the hunters until they receive help from an unexpected ally.

Two brothers, Sam and Dean Winchester, witness their mother's paranormal death as children and grow up trained to fight by a distraught father who wants nothing more then to hunt down the thing that killed his wife. Sam escapes to college to start a new, normal life, but gets pulled back in after Dean shows up on his doorstep to tell him their father is missing. Following clues from an eerie phone message from him, the boys travel to a small town and encounter a vengeful spirit called the "Woman in White" who then starts to haunt Sam.

Sam and Dean follow the coordinates left in their father's journal and land in the middle of the woods where they investigate the disappearance of several campers. The two brothers soon learn they are dealing with a Wendigo, a creature made famous in Native America legends. A Wendigo is a former human whose cannibalism has transformed him into a creature with superhuman strength and speed that feasts on human flesh.

Sam and Dean investigate a series of mysterious drownings written off as suicides. They discover the spirit is an angry little boy with the power to travel through water who is taking revenge on certain town inhabitants for a dark secret buried long ago. Dean forms a bond with a young boy who seems to have the power of premonition.

On TransNational flight 2485, a man possessed by the spirit of the Phantom Traveler causes the plane to crash, leaving only five survivors left alive. Sam and Dean must exorcise the angry spirit before it attacks the survivors. The brothers realize the only way to do that is to take the battle to the skies.

In suburban Nebraska, a group of partying high school teens jokingly dare their friend Charlie to look into the mirror and repeat "Bloody Mary, Bloody Mary, Bloody Mary," not knowing this will unleash a series of mysterious murders. Sam and Dean realize that Bloody Mary has the power to travel through all reflective surfaces when she is hunting a victim. Worried that teens are accidentally summoning Bloody Mary, Sam and Dean race to destroy the violent spirit before she can kill again.

Sam and Dean come to the aid of Sam's old college buddy after he is accused of a murder he swears he didn't commit. The brothers discover a shapeshifter is adopting the likenesses of others and murdering people. The brothers' race to stop the shapeshifter takes a terrifying turn when he shifts into the likeness of Dean.

The infamous "Hook Man," a vengeful spirit who kills his victims with a shiny hook that serves as his hand, terrorizes a small college town in Iowa. Sam and Dean learn that all the victims are connected to the daughter of a local minister and race to find and destroy the Hook Man¿s bones before he comes for them.

After a construction worker is killed by insects burrowing into his brain, Sam and Dean investigate the town's history and find that the new housing development is being built on sacred Indian land. The Indians put a curse on the land after their reservation had been ravished and destroyed. Sam and Dean must find a way to survive and kill the deadly swarm of bees, locusts, spiders and beetles.

Sam is haunted by a vision of a woman trapped in his childhood house and convinces a reluctant Dean that they need to go home. Upon arrival, they meet the woman in Sam's premonition and she reveals that the house is haunted. Looking into their personal history, the brothers discover their father had visited a psychic after their mother's death and they turn to the same woman for answers of their own. Together they discover a malevolent poltergeist has inhabited the house and set out to exorcise it, but are blindsided when another unseen spirit steps in.

Sam and Dean investigate an abandoned sanitarium and discover that when the hospital was open, the patients held a revolt against the cruel and unusual punishments inflicted by the head doctor. While the brothers search the premises for four lost college students, the tortured spirits cause them to go insane, turning Dean against Sam.

A town harbors a dark secret involving a malevolent scarecrow, which Dean investigates. Meanwhile, Sam believes he may be able to find their father somewhere in California.

While battling a demon, Dean is electrocuted, resulting in permanent damage to his heart and leaving him with only a couple of months to live. A despondent Sam searches desperately for a way to save his brother and believes he may have found an answer through a preacher who claims to heal the incurable. However, Dean and Sam discover that the preacher is getting help from the Grim Reaper who is trading one life for another he feels is less worthy.

Dean is contacted by his first love Cassie, an African-American girl, who asks him to come to Mississippi to investigate a string of racially motivated murders. Each murder is linked to a mysterious truck that seems to have no driver and leave no tracks. Sam is stunned to see this new side of his brother as Dean struggles to come to grips with the residual feelings he has for Cassie.

Sam has a premonition in which a man is killed, but the murder is made to look like a suicide. Sam convinces Dean that they must investigate the case, but the two are puzzled when they fail to find anything that indicates that the death was supernatural in nature. That is, until they find out that Max, the reclusive son of the first victim, has been using his recently acquired power of telekinesis to kill the family members that once abused him. Sam also discovers Max's mother was killed by the same fiery demon that took his own mom.

Sam and Dean head to Minnesota where a young boy witnesses a man vanish into thin air. Upon searching for clues, Sam is abducted by what he assumes is a supernatural being, and Dean is left to search frantically for his brother. However, both are stunned when they realize the kidnappers are human, and using the captives as human prey for a twisted hunting expedition.

While investigating a mysterious death in Chicago, Sam and Dean run into Meg, who is thrilled to see Sam again. The brothers soon discover Meg is behind the murders and attempt to catch her. Unfortunately, Meg is one step ahead of them and unleashes shadow spirits on the brothers to ambush them. Sam and Dean realize the trap isn't for them, but for their father.

Sam and Dean investigate a house haunted by the ghost of Mordecai, a man who killed his six daughters during the 1930s. The brothers discover a website dedicated to the Mordecai legend and realize the town is unknowingly conjuring up the evil spirit through the site.

Sam and Dean investigate a small town in Wisconsin where children are falling into comas for no apparent reason. The brothers discover that a witch is creeping into the bedrooms of the children and stealing their life force. While battling the witch, Dean recalls a past mistake that almost cost Sam his life at the hands of the very same witch, an event which has fueled Dean's protectiveness over Sam and his blind obedience to his father.

A young couple is murdered in their home shortly after buying an antique painting of a family portrait circa 1910. Upon reviewing the painting's provenance, Sam and Dean learn that everyone who has ever bought the painting has been murdered and race to discover how the portrait is causing the deaths before it can claim its next victim.

After Daniel Elkins, a vampire hunter and John's mentor, is murdered, Sam and Dean are surprised when John himself shows up to solve the case. John discovers the vampires have taken an antique gun, which has the power to kill all supernatural beings. The Winchester family sets out to retrieve the gun from the vampires so they can use it to kill the demon that took Sam and Dean's mother.

Sam has a vision of a family being attacked in the same manner as the attack on his mom, so he, Dean and John head off to Salvation, Iowa, to save this family and finally kill the demon using the Colt gun. However, Meg calls and lets the family know she is going to start killing their friends unless they return the gun. John meets Meg to deliver a fake gun, while the boys are left to deal with the demon.

On a mission to save their father from Meg, Sam and Dean seek help from an old family friend, Bobby. When Meg shows up on Bobby's doorstep, the brothers lure her into a trap and exorcise the demon from her body after learning where John is being held prisoner. While trying to rescue John, the demon shows up and a full battle ensues between the Winchesters and the demon they have been searching for all their lives.