Antonio Riccardi, a rare stamp dealer who is secretly a hired killer, pays for the violin lessons of his gifted brother Giuseppe. To meet the expenses of Giuseppe's concert debut he accepts a further job, but his decision to do so provides Detective Inspector Carson, who has long hoped to ensnare Tony, with an opportunity that might now enable him to bring about his downfall.

Private eye Slim Callaghan is summoned to the country home of a Colonel Stenhurst, but the latter is murdered before he can talk to the detective. Was one of the Colonel's three daughters responsible?

Picking a pocket leads to blackmail and murder for a petty criminal in London.

An escaped murderer flees France to England, where he forces an ex-forger, now established as a reputable estate owner, and the forger's daughter who knew nothing of his past, to counterfeit 5-pound notes for mass distribution around the countryside.

A private detective goes after the people who murdered his girlfriend.

Accident-prone Fingers runs a pretty unsuccessful gang. They try and rob wealthy but tricky Billy Gordon - who distrusts banks and fears the Inland Revenue - but he sees Fingers and the boys off. So they decide to kidnap his daughter, only to end up with his wife Lucy. Gordon makes out he couldn't be more pleased, spuring Lucy to take charge of the hopeless bunch of villains.

Scotland Yard detectives attempt to solve a spate of safe robberies across England beginning with clues found at the latest burglary in London. The film is notable for using a police procedural style made popular by Ealing in their 1950 film The Blue Lamp. It is known in the US as The Third Key.

During a rainy Sunday afternoon, an escaped prisoner tries to hide out at the home of his ex-fiance.

Spurred on by the death of his drug-addicted sister at the hands of ruthless narcotics kingpin Frank McNally, U.S. drug enforcement agent Charles Sturgis embarks on an investigation that takes him from New York to London, Lisbon, Rome, Naples and finally Athens in pursuit of McNally's shapely associate, Gina Broger.

During the autumn of 1944, RAF Hudson, carrying a VIP passenger in possession of highly secret information, is shot down and ditches in the North Sea. Fighting the elements and trying to keep up morale, the occupants of the aircraft's dinghy talk about their lives awaiting the rescue they hope will come. The film's title reflects the motto of the RAF's Air Sea Rescue Service, one of whose high speed launches battles against its own mechanical problems, enemy action, time and the weather to locate and rescue the downed crew and the vital secret papers they carry.