Johnny Eager (1941)

A police detective's violent nature keeps him from being a good cop.

A telephone repairman in Los Angeles uses his knowledge of electronics to help a bookie set up a betting operation. After the bookie is murdered, the greedy technician takes over his business. He ruthlessly climbs his way to the top of the local crime syndicate, but then gangsters from a big East Coast mob show up wanting a piece of his action.

Expecting the usual loss, a boxing manager takes bribes from a betting gangster without telling his fighter.

A brash young lawyer takes a short-term, high-paying job as bodyguard for a slick business exec being threatened by a former partner, and quickly realizes he may be in over his head.

In New York City, a bank robbery of $300,000 goes unsolved for a year, until some of the marked bills are found in a Los Angeles drugstore theft. Police detectives Cal Bruner and Jack Farnham investigate and are led from the drugstore to a nightclub, where singer Lilli is another recipient of a stolen bill. With Lilli's help, the partners track down the remaining money, but both Lilli and Jack are dismayed when Cal decides he wants to keep part of it.

Lawyer Joe Morse wants to consolidate all the small-time numbers racket operators into one big powerful operation. But his elder brother Leo is one of these small-time operators who wants to stay that way, preferring not to deal with the gangsters who dominate the big-time.

When an employee at an illegal gambling den dies suspiciously, her sister, Nancy, looks into the situation and falls for Johnny O'Clock, a suave partner in the underground casino. Selfish and non-committal by nature, Johnny slowly begins to return Nancy's affection and decides to run away with her, but conflict within his business threatens their plans. As Johnny tries to distance himself from the casino, his shady past comes back to haunt him.

An ex-con trying to go clean ends up working for a crooked trucking company swindling money.

Holly Parker, the wife of a wealthy diplomat, is compromised by the accidental death of a man who has been romantically pursuing her. She is forced by her mother-in-law to assume a new identity in order to save the reputation of her husband and infant son. She wanders the world, trying to forget her heartbreak with the aid of alcohol and unsavory men. Eventually returning to the city of her downfall, she murders a blackmailer who threatens to expose her past. Amazingly, Holly is represented at her murder trial by her now adult son, who has become a public defender. In the hope of protecting her family, she refuses to reveal her real name and is known to the court as "Madame X".

After years of investigation, Assistant District Attorney Martin Ferguson has managed to build a solid case against an elusive gangster whose top lieutenant is about to testify.