Private eye Stu Bailey is a suave, cultured former OSS officer who is an expert in languages. His partner, Jeff Spencer, is also a former undercover government agent, and like Bailey, a judo expert. The duo works out of an office at no. 77 Sunset Strip in Hollywood, but their cases lead them all over the world.
A confidence man, Ferini, uses hypnotism to induce a minor actress to jump from a window, then tells the producer of a million-dollar film that he will make the star, Nita Maran, do the same unless he is paid off.
Jeff Spencer, trailing Vetta Nygood to an abandoned farmhouse, walks into a trap and is left to die in a place no one knows about.
Jeff and Rex undertake a hazardous journey to save an innocent girl from a firing squad.
Four professional gunmen are hired to assassinate Stuart Bailey, chief witness against a racketeer, only to have their plans accidentally upset.
Hoping to smoke out some evidence against an underworld syndicate, the government asks Stu to impersonate Alexander Brametsch, known to his mobster friends as "The Executioner."
Maritza Vedar is a girl who wants her jewels stolen so she can collect insurance.
Stuart Bailey becomes embroiled in a backstage feud that leads to murder when he is hired by beautiful, temperamental star Zina Felice to discover who has been sending her threatening letters.
A two-part story has Stuart Bailey commissioned to escort Roxanna Ferrales, a Latin of noble blood, back to her embattled little republic. Roxanna proposes marriage to Stuart.
Solo private eye Stu Bailey tries to locate a missing singer before a professional killer does.
Stu Bailey's infatuation with a beautiful woman leads him into blackmail and suspicion of murder.
Stu Bailey is hired by a government agent to keep a Latin playboy under surveillance while he's in Hollywood, but the playboy turns out to be on the run from a killer.
Jeff Spencer uncovers an insurance scam when he is hired by a woman who swears that the husband she thought dead is still alive.
Stu Bailey is hired to find ot who is passing counterfeit chips in a Las Vegas casino.
Jeff Spencer is hired by a fashion designer to protect her ex-con husband, who has evidence that would convict a man engaged in revenge killings.
Stu Bailey is hired by the greedy relatives of a silent film star to prove her incompetent so that they can get their hands on the money she is spending to finance a remake of her old hit "Foolish Girl".
Jeff Spencer is hired by a woman to get divorce evidence against her husband, but her real plan is to murder him and frame Jeff for the crime.
Bailey, vacationing in Paris, is hired by a wealthy lady from Kentucky to find her niece, who has gone missing in Rome.