When larcenous real estate clerk Marion Crane goes on the lam with a wad of cash and hopes of starting a new life, she ends up at the notorious Bates Motel, where manager Norman Bates cares for his housebound mother.
A down-and-out Brooklyn detective is hired to track down a singer on an odyssey that will take him through the desperate streets of Harlem, the smoke-filled jazz clubs of New Orleans, and the swamps of Louisiana and its seedy underworld of voodoo.
Rose Winters, a private detective out of Los Angeles, teams with Ed Mills, a somewhat inexperienced young detective, to find out who is blackmailing a wealthy contractor.
After policeman Frank Dooley is framed for theft and loses his job on the force, he joins a security guard agency and teams up with inept former defense lawyer Norman Kane.
Alice Gould, a private investigator, pretends to be mentally ill in order to enter a psychiatric hospital and gather evidence for the case she is working on: the death of a patient in unclear circumstances.
Harry Crumb is a bumbling and inept private investigator who is hired to solve the kidnapping of a young heiress which he's not expected to solve because his employer is the mastermind behind the kidnapping.
Alejandro is a young composer from Madrid who, overwhelmed by a sentimental and artistic failure, decides to enlist as a volunteer soldier and go to war-torn Cuba, where he befriends Antonio, who becomes his best friend.
Insurance salesman Paul is to be engaged with Louise, the daughter of his boss. Trying to sell insurance to a millionaire he meet the millionaire's daughter Annette whom he fall in love with after complications and funny business.