Richard Todd
— Victor Webster
Robert Morley
— Montgomery
Dudley Sutton
— Stanley Herbert "Stan" Coulter
Ronald Lacey
— William Henry "Billy" Herne
Jess Conrad
— Brian Harold "Barney" Lee
Tony Garnett
— James Alan "Ginger" Thompson
Wilfrid Brambell
— Norman Albert Brewer
Felix Aylmer
— Judge
David Lodge
— Mr. Herne
Patrick Magee
— Mr. Lee
Allan Cuthbertson
— Randolph St. John
Colin Gordon
— Gordon Percy Lonsdale
Kenneth J. Warren
— George Henry Tanner
Wensley Pithey
— Mr. Coulter
Carol White
— Evelyn May
Betty Marsden
— Mrs. Herne
Mavis Villiers
— Anne Celia Barker
Patrick Newell
— Tom Crowhurst
Rita Webb
— Mrs. Lee
Roy Kinnear
— Mark Salmon
Hilda Fenemore
— Mrs. Thompson
Kevin Stoney
— Police Inspector at the Trial (uncredited)
Olga Dickie
— Mrs. Coulter
Laurence Hardy
— Patmore
Charles Morgan
— Samuel Wallace
Tom Chatto
— Morris
Harold Scott
— Caldwell
George Moon
— Mr. Champneys
Lloyd Lamble
— Insp. Larner
Ian Fleming
— Clerk of the Court (uncredited)