20 best movies like Post Office Investigator (1949)

A Hollywood stunt performer who moonlights as a wheelman for criminals discovers that a contract has been put on him after a heist gone wrong.

A man on the run in the Far East is mistaken for an undercover cop.

A mother attempts to protect her murderous daughter.

Molly's husband Rick was a gang leader somewhere in the middle west. When he's shot, the tough woman moves to S.F. with a couple of the gang to start anew. Disguised as a noble woman, she and her gang rob security transports. But when one day Rob confesses to her that he killed Rick out of jealousy, she shoots him down immediately. In lack of proof she can't be convicted for the murder, but she goes to jail for the robberies. It's a new and very open female prison, where she learns a profession for the first time in her life.

This titillating bit of pulp sensationalism was the last in a string of "B" films that Cleo Moore starred in at Columbia. Moore plays Lila Crane, an ambitious clip-joint floozie turned photographer with flexible morals and a penchant for fast money.

In New York, the boys Rocky Sullivan and Jerry Connelly are best friends and small time thieves. After a robbery, Rocky is arrested and sent to a reformatory school, where he begins his criminal career. Jerry escapes and later becomes a priest. After three years in prison, Rocky is released and demands the return of $100,000 deposited with his solicitor - prior to his jail term.

Escaped convicts terrorize a suburban family they're holding hostage.

Eddie Rico, the erstwhile bookkeeper for a big Mafia boss, is now making a living as an honest merchant in Florida with his family. Things go sour when the police start a search for his syndicate-linked brothers who are on the lam after a big hit, forcing Eddie to get involved with the Mafia again.

A mystery woman is a murder suspect's only alibi for the night of his wife's death.

An ex-con trying to go straight must face a crazed criminal out for revenge.

Roger Quain, escorting two zoo-bound black panthers on the train from Milan to Paris, is unaware that a Western agent, Catherine Ullven, has hidden a microfilm in the collar of one of the animals. But when the train is derailed in the Swiss Alps and the panthers escape, she is forced to involve him in her mission, which now includes enemy agents hunting the microfilm, the animals, Catherine and Roger. Corrected from an original submission by Guy Bellinger.

A stern hard-liner judge commits euthanasia to save his terminally ill wife from further suffering. He decides to kill her by driving the both of them off a cliff. He succeeds in ending her pain, but unfortunately he survives and ends up turning himself in with a full confession. Now it is up to his brilliant lawyer to defend him.

A golddigging femme fatale leaves a trail of men behind her, rich and poor, alive and dead.

A woman is kidnapped when she goes to get help for her husband who is trapped on a beach with the tide coming in to surely drown him.

Blackmail and murder in a tale of an auto-theft ring.

James “Brick” Davis, a struggling attorney, owes his education to a mobster, but always has refused to get involved with the underworld. When a friend of his is gunned down by a notorious criminal, Brick decides to abandon the exercise of the law and join the Department of Justice to capture the murderer.

A father comes home to Tennessee from the "police action" in Korea to take over operation of the family moonshine making operation, but runs afoul of some gangsters who want in on the action.

A night-club owner takes on the crooks who killed his best friend.

A newspaper man uses a mobster's tips to get the scoop on gangster activities.

A sister and her disturbed twin are implicated in a murder and a police detective must figure out which one's the killer.

Cold War yarn about a US State Department courier who tangles with Soviet agents and seductive women in post WW2 Europe.

A Los Angeles police captain (Edward G. Robinson) ties the case of a slain policeman to a bank robbery, all in a day.

A young promoter is accused of the murder of Vicky Lynn, a young actress he "discovered" as a waitress while out with ex-actor Robin Ray and gossip columnist Larry Evans.

An ex-gambler helps a beautiful widow, and becomes involved with a murder, secret agents, and saboteurs.

A crooked detective masterminds a robbery then fights to keep his money.

A neighborhood is terrorized by group of young juvenile delinquents called The WolfPack. When a young father's infant child is seriously injured because of the WolfPack, he decides that the police aren't working fast enough to catch the ones who hurt his baby and sets out to infiltrate the gang himself and mete out the punishment they deserve.

A small-town newspaper editor risks everything to expose a corrupt sheriff.