Most Similar Movies to The Unknown Man (1951)
If you are looking for movies like The Unknown Man (1951), you might like movies tagged with keyword : film noir, crime, drama, mystery, thriller, detective, murder, suspense, police, investigation, identity, deception, betrayal, amnesia, psychological, dark, post-war, classic, 1950s, cold war .
No Way Out (1950), Crossfire (1947), Where Danger Lives (1950), City That Never Sleeps (1953), Pushover (1954), The File on Thelma Jordon (1949), 711 Ocean Drive (1950) ... Let's take a look at the following list...

No Way Out (1950)
Robbers Ray Biddle (Richard Widmark) and his brother are shot and taken to the local hospital. There, the two are treated by Dr. Brooks (Sidney Poitier), the hospital's only black doctor. The brothers assault Brooks with racist slurs. And, when his brother ends up dying on the operating table, Ray accuses the doctor of murdering him. Blind with rage, Ray works to turn the white community of the city against Brooks, who finds an unlikely ally in the dead man's widow, Edie (Linda Darnell).
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Crossfire (1947)
A man is murdered, apparently by one of a group of demobilized soldiers he met in a bar. But which one? And why?
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Where Danger Lives (1950)
A young doctor falls in love with a disturbed young woman, becomes involved in the death of her husband, and has to flee with her to the Mexican border.
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City That Never Sleeps (1953)
Johnny Kelly, who plans on resigning from the police force and leaving his wife the next day, has a very eventful last night on duty.
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Pushover (1954)
Undercover cop falls for the beautiful moll of a bank robber on the run and together they plan to double-cross the hood and the cops.
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The File on Thelma Jordon (1949)
Assistant district attorney Cleve Marshall falls for the mysterious Thelma Jordon when she seeks help solving robberies of her aunt's estate.
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711 Ocean Drive (1950)
An electronics expert creates a huge bookie broadcast system for his crime boss, and takes over operations when his boss is murdered. His greed leads him on a deadly destructive path.
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Desperate (1947)
A young married couple flee both police and a gangster out for revenge.
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Danger Signal (1945)
A very romantic murderer has plans to seduce, marry and kill a beautiful woman for her wealth, but finds her younger sister to be even better prey.
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The Counterfeit Plan (1957)
A reformed forger runs into an acquaintance from his past, now an escaped murderer, who blackmails him into resuming his criminal career.
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The Las Vegas Story (1952)
A woman (Jane Russell) meets her sheriff ex-boyfriend (Victor Mature) while in Las Vegas with her embezzler husband (Vincent Price).
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Escape by Night (1960)
Three allied prisoners, a Russian, an American and an Englishman, attempt to escape with the help of a young couple from Rome.
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Roadblock (1951)
Honest LA insurance detective Joe Peters becomes corrupt after falling in love with sensual gold-digger model Diane.
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The Threat (1949)
Vicious hood 'Red' Kluger escapes from Folsom State Prison and follows through on his threats to the detective who arrested him and the D.A. who convicted him.
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Appointment With Danger (1951)
When ruthlessly dedicated postal inspector investigates the murder of a co-worker, he finds that the sole witness, a nun, has been targeted by the killers.
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Cleaner (2007)
A former cop who now earns a wage as a crime scene cleaner unknowingly participates in a cover-up at his latest job.
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House of Bamboo (1955)
In post-World War II Tokyo, Eddie Kenner (Robert Stack) is on a U.S. Army special assignment to investigate a murderous clique led by ex-soldier Sandy Dawson (Robert Ryan). Kenner ingratiates himself with Dawson and his inner circle, gaining their trust while starting a relationship with Mariko (Shirley Yamaguchi), the wife of a murdered gang member. But the sinister Dawson suspects there's a traitor among them when the police are tipped off about a planned robbery.
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The Lady from Shanghai (1947)
Fascinated by gorgeous Mrs. Bannister, seaman Michael O'Hara joins a bizarre yachting cruise, and ends up mired in a complex murder plot.
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