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.

The film hinges on the love triangle between a young aristocratic lady on the run (Cleonie, played by Hazel Terry), the murderous Varennes, Citizen-Deputy of the Revolution who saves her by disguising her as his nephew (Nils Asther) and finally the Marquis of Corbal of the film's title, played by Hugh Sinclair.

Inspired by the real events of the attempted heist at Heathrow Airport in 1952, a criminal tricks an old friend into giving away the location of a shipment of gold bullion so he and his gang can steal it.

With a title like Jack's the Boy, is it any surprise that the star of this breezy quota quickie is British music-hall favorite Jack Hulbert? The star plays the son of a celebrated Scotland Yard detective, who joins the force in hopes of following his father's footsteps. Unfortunately, Jack is something of a screw-up, and before long he has become the laughing stock of the force.

Canadian ex-serviceman Bob Regan returns to Oldchester, the English town where he was posted during the war. Meeting up with his friend Mike, now manager of the local football club, he discovers that Oldchester are desperate for promotion as they stand to inherit £25,000 from recently deceased supporter Wallace Hammond if they make the Third Division a situation that Hammond's devious nephew finds intolerable...

Eddie Marston and his future father-in-law, Lord Milchester, struggle valiantly and comedically to balance their attempts to save Eddie's failing newspaper with their rampant hedonism.

A rich American businessman in London makes believe he's lost all his money so that his daughter will marry a composer.

Posing as an aristocrat to crash a party, a composer stumbles upon a gang of jewel thieves working unnoticed upstairs.

Crossroads to Crime is about the investigations of a police constable (Anthony Oliver) who, working undercover without support from his colleagues, confronts and brings down a gang of vehicle hi-jackers.

Newspaper reporters compete with London police to solve a murder.