When the detective in charge of investigating a series of bank robberies starts to get too close to the culprits, they set up a blackmail scheme to warn him off. But when the crooks begin to fall out with each other, the police learn the truth.
Nigel Patrick
as Chief Insp. John Edward Johnnoe
Katherine Woodville
as Mary Johnnoe
Colin Blakely
as Charlie Ruskin
Derren Nesbitt
as Bertie Hoyle
Harry Andrews
as Supt. Alec Bestwick
Roy Kinnear
as Shorty
Margaret Whiting
as Maisie Barton
John Cowley
as Jim Ruskin
Allan Cuthbertson
as Smythe
Frank Finlay
as Leon Sale
Michael Coles
as Ben
Ronald Hines
as Geoff Lewis
