Full Credits
19 members

Richard Denning
Major Gregory Keen

Carole Mathews
Hedy Bergner

Ronald Adam
Scammel / Dumetrius

Danny Green
Yotti Blum

Brian Worth
Capt. Peter Ridgeway

Hugh Moxey
Sgt. Tom Coutts

Peter Swanwick
Monsieur Paul Bonnet
Elwyn Brook-Jones
Digby Mitchel

Ronald Leigh-Hunt
Col. Julian Fentriss, M.I.5.

Robert Vincent O'Neil
Capt. Hank Godowski

Paul Hardtmuth
Dr. Buchmann

Bill Nagy
Marzotti
Alex Gallier
Max Rubenstein

Robert Crewdson
Control Officer
Jimmy Cains
Gassner
Edward Forsyth
German Policeman
Theodore Wilhelm
German Thug
Robert Bruce
Staff Officer

Jan Holden
Sally Jennings
12 members
Maclean Rogers
Director
Don Weeks
Assistant Director
Lindsay Hardy
Novel
Maclean Rogers
Writer
Richard Gordon
Co-Producer
William G. Chalmers
Producer
Clive Midwinter
Production Manager
Ernest Palmer
Director of Photography
Wilfred Burns
Original Music Composer
Aubrey Lewis
Sound
John Stoll
Art Direction
Peter Mayhew
Editor