John Bentley
— The Honourable Richard Rollison
Carol Marsh
— Fay Gretton
Valentine Dyall
— Inspector Grice
Shelagh Fraser
— Myra Lorne
Roddy Hughes
— Jolly
Wally Patch
— Bert Ebbutt
Arthur Hill
— Ted Harrison
June Elvin
— Lady Anthea
Michael Golden
— Benny Kless
Peter Bull
— Lorne
Tony Britton
— Draycott
Peter Gawthorne
— Mortimer Harvey
Jill Allen
— Cabaret Singer (uncredited)
Janet Butler
— Maid (uncredited)
Cyril Conway
— 'The Wop' (uncredited)
Deidre Doyle
— Ma Kless (uncredited)
Peter Dyneley
— Lady Anthea's Husband (uncredited)
Ian Fleming
— (uncredited)
John Forbes-Robertson
— Gerald Harvey (uncredited)
Michael Hogarth
— Fingerprint Sergeant (uncredited)
Andreas Malandrinos
— Frederico (uncredited)
John Powe
— The Pug (uncredited)
Vi Stevens
— Emily Ebbutt (uncredited)
Peter Swanwick
— Night Porter (uncredited)