Derrick De Marney
Slim Callaghan
Harriette Johns
Cynthia Meraulton
Adrienne Corri
Mayolo
Robert Adair
August Meraulton
Delphi Lawrence
Effie Perkins
Michael Balfour
Coffee Stallkeeper
Larry Burns
Darky
Michael Partridge
Jengel
Howard Douglas
Tweest
Trevor Reid
Inspector Gringall
Frank Sieman
Sergeant Fields
John Ainsworth
P.C. Masters
Brenda Gay
Secretary of William Meraulton
Peter Neil
William Meraulton
John Miller
Manservant
Roger Williams
Bellamy Meraulton
Belinda Lee
Jenny Appleby
Robert Moore
Nightclub Manager
Alex Gallier
Compere (as Alex De Gallier)
John Longden
Jeremy Meraulton
Frank Henderson
Paul Meraulton
Doug Robinson
Man (uncredited)
Charles Saunders
Director
Peter Cheyney
Novel
Gerald Verner
Theatre Play
Brock Williams
Screenplay
Guido Coen
Producer
Derrick De Marney
Producer
W.A. Smith
Executive Producer
Eric Spear
Music
Harry Waxman
Lighting Camera
Jack Slade
Editor
John Elphick
Art Direction
Michael Morris
Makeup Artist
Marjorie Whittle
Hairdresser
Fred A. Swan
Production Supervisor
Gerry O'Hara
Assistant Director
John Comfort
Third Assistant Director
W. H. Lindop
Sound
Vorke Scarlett
Sound
Peter T. Davies
Sound Re-Recording Assistant
Robert Walker
Camera Operator
June Kirby
Wardrobe Assistant
Eric Spear
Conductor
Joanna Busby
Continuity
Frank Drury
Technical Advisor
Fred Ryan
Sound