The Long Arm

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.

Cast & Crew

Director

Charles Frend

Jack Hawkins

Supt Tom Halliday

John Stratton

Sergeant Ward

Dorothy Alison

Mary Halliday

Michael Brooke

Tony Halliday

Sam Kydd

Police Constable in Information Room

Glyn Houston

Detective Sergeant in 'Q' car