Top 18 Mystery Movies Fan Favorite Released in 1956

An American doctor and his wife, a former singing star, witness a murder while vacationing in Morocco, and are drawn into a twisting plot of international intrigue when their young son is kidnapped. See more about The Man Who Knew Too Much / IMDB / YouTube

Professor Bernard Quatermass' manned rocket ship returns to Earth, but two of the astronauts are missing and the survivor seems ill and unable to communicate. Check out The Quatermass Xperiment / IMDB / YouTube

A ruthless college student resorts to murder in an attempt to marry an heiress. Look into A Kiss Before Dying / IMDB / YouTube

A lonely middle-aged woman meets a younger man, but their relationship is threatened after the man's troubled past reveals itself. Look into Autumn Leaves / IMDB / YouTube

A radioactive, mud-like creature terrorizes a Scottish village. Learn about X the Unknown / IMDB / YouTube

A blind American writer living in London stumbles upon a criminal conspiracy involving kidnapping and extortion. More about 23 Paces to Baker Street / IMDB / YouTube

A terrified wife tries to escape from her insanely jealous husband who is bent on killing her. Check out Julie / IMDB / YouTube

Opportunistic con man Dan Kehoe ingratiates himself with the cantankerous mother of four outlaws and their beautiful widows in order to find their hidden gold. Look into The King and Four Queens / IMDB / YouTube

When a reclusive, enigmatic millionaire dies suddenly on the Riviera, his press agent begins to investigate his employer's shady past. Details on Foreign Intrigue / IMDB / YouTube

The sleuths of Scotland Yard try to solve a series of burglaries. Details on The Third Key / IMDB / YouTube

A New Orleans musician has a nightmare about killing a man in a strange house but he suspects that it really happened. Read about Nightmare / IMDB / YouTube

Daffy Duck is a detective who is hunting for the Shropshire Slasher. Info on Deduce, You Say / IMDB / YouTube

In Arizona, a train's baggage car is robbed of a large payroll, prompting an investigation led by a railroad official-insurance investigator team. Check out Time Table / IMDB / YouTube

A woman's painted portrait and a post card with a sketch of a woman's hand holding a Chianti bottle are the main clues used by the Scotland Yard to solve a string of murders connected to a diamond-smuggling ring. Explore Postmark for Danger / IMDB / YouTube

A married movie studio executive's life starts to unravel when he is stalked by a seductively beautiful woman he claims he does not know. Look into Finger of Guilt / IMDB / YouTube

A poor but beautiful woman sets her sights on rising to the top, and lets nothing stand in her way - including murder. See more about Wicked as They Come / IMDB / YouTube

A beautiful teacher is protective of a high school boy who sexually harassed her, and later he becomes a murder suspect. Explore The Unguarded Moment / IMDB / YouTube

In the sixteenth century, a noblewoman has a love affair with the French King. See more about Diane / IMDB / YouTube