In 1932, a cop is killed and Frank Wiecek sentenced to life. Eleven years later, a newspaper ad by Frank's mother leads Chicago reporter P.J. O'Neal to look into the case. For some time, O'Neal continues to believe Frank guilty. But when he starts to change his mind, he meets increased resistance from authorities unwilling to be proved wrong.
Centring on the activities of a gang of assorted criminals and, in particular, their leader – a vicious young hoodlum known as "Pinkie" – the film's main thematic concern is the criminal underbelly evident in inter-war Brighton.
Bootleggers on the lam Frankie and Noll split up to evade capture by the police. Frankie is caught and jailed, but Noll manages to escape and open a posh New York City nightclub. 14 years later, Frankie is released from the clink and visits Noll with the intention of collecting his half of the nightclub's profits. But Noll, who has no intention of being so equitable, uses his ex-girlfriend Kay to divert Frankie from his intended goal.
Jeff Bailey seems to be a mundane gas station owner in remote Bridgeport, California. He is dating local girl Ann Miller and lives a quiet life. But Jeff has a secret past, and when a mysterious stranger arrives in town, Jeff is forced to return to the dark world he had tried to escape.
George McAllister, the black sheep of a wealthy family who has squandered his share of the family inheritance, lives in constant jealousy, hatred and resentment of his half-brother Barry, who has been supporting him. George gets his girlfriend, Carlotta Duval, a job as Barry's nurse, with the idea being to marry him, kill him, and inherit his money—and marrying George.
The Bowery Boys head west to clear Louie of an old murder charge that he had killed his gold-mine partner. Sach has the map to the gold mine painted on his back, and Blackjack McCoy has him kidnapped by Indian Joe. Gabe poses as a dangerous gunman, the Klondike Kid, while Slip is in charge of all the remaining loose ends.
The film is about an unemployed banker, Henri Verdoux, and his sociopathic methods of attaining income. While being both loyal and competent in his work, Verdoux has been laid-off. To make money for his wife and child, he marries wealthy widows and then murders them. His crime spree eventually works against him when two particular widows break his normal routine.
Sandra Carpenter is a London-based dancer who is distraught to learn that her friend has disappeared. Soon after the disappearance, she's approached by Harley Temple, a police investigator who believes her friend has been murdered by a serial killer who uses personal ads to find his victims. Temple hatches a plan to catch the killer using Sandra as bait, and Sandra agrees to help.
Timeworn Joe Collins and his fellow inmates live under the heavy thumb of the sadistic, power-tripping guard Captain Munsey. Only Collins' dreams of escape keep him going, but how can he possibly bust out of Munsey's chains?
When his best friend is murdered inside a London dancehall, a cab driver and his girlfriend involve themselves in the investigation and discover a major criminal operation hiding behind the club's friendly facade.
Magazine writer Ann Mason infiltrates the United Defenders, a public service organization which is actually a front for racketeers. But a case of amnesia threatens to blow her cover.
Maisie Revere, a showgirl stranded in Los Angeles, decides to join the local police department on the persuasion of Lieutenant Paul Scott who wants to use her as an undercover agent to expose a conman.