John Ireland as Pel Pelham

Honor Blackman as Jenny Pelham

Geoffrey Keen as Harry Stanton

Eric Pohlmann as Henri Sapolio

Sid James as Tony Lewis

Liam Redmond as Inspector Lindley

Tonia Bern as Rena Maroni

Sydney Tafler as Rorke

Ferdy Mayne as Bertie

Valerie Vernon as Bella

Anthony Richmond as Peter Pelham

Nora Gordon as Marie Sapolio

Sam Kydd as George

Bernard Bresslaw as Ivan The Terrible

Stan Little as Mickelwitz

Arthur Howard as Rutland

Frank Williams as Spectator