Full Credits
24 members

Michael York
Geoffrey Richter-Douglas

Elke Sommer
Erika Altschul

Peter Carsten
Major Tauntler

Marius Goring
Professor Christian Altschul

Anton Diffring
Colonel Hirsch

Andrew Keir
Von Gorian

Rupert Davies
Captain Whitney

Alexandra Stewart
Stephanie

William Marlowe
Anderson

Alan Rothwell
Brandner

Richard Hurndall
Blinker Hall
John Gill
Meier

Michael Robbins
Cockney Sergeant

Ben Howard
Jamie Fergusson
George Mikell
German Officer

Arnold Diamond
Major Proudfoot

Clive Morton
Lord Delford
Bryan Coleman
Colonel Whippen

Gary Waldhorn
Harlich

Ronald Adam
Prime Minister

Frazer Hines
Radio Operator

Ruth Kettlewell
Mrs. Parker

Ray Lonnen
Sgt. Grant

Dorian Healy
Child (uncredited)
36 members
Kip Gowans
Assistant Director
Rita Davison
Continuity
Γtienne PΓ©rier
Director
Arthur Rowe
Screenplay
Owen Crump
Story
Donald Churchill
Screenplay
Claude Hudson
Production Manager
J. Ronald Getty
Executive Producer
Lesley De Pettit
Casting Director
Bernard Hanson
Location Manager
Herbert G. Luft
Finance
Owen Crump
Producer
Cliff Culley
Additional Camera
Ginger Gemmel
Camera Operator
Alan Hume
Director of Photography
Derek V. Browne
Camera Operator
Roy Budd
Original Music Composer
Roy Budd
Conductor
Vernon Messenger
Sound Editor
Les Wiggins
Sound Editor
C. Le Mesurier
Sound Recordist
Gordon Everett
Sound Recordist
Charles Hammerton
Construction Manager
Bert Davey
Art Direction
Arthur Taksen
Set Decoration
Neville Smallwood
Makeup Supervisor
Brenda Dabbs
Wardrobe Supervisor
Colin Jamison
Hairdresser
Sue Yelland
Costume Design
Gerry Johnston
Special Effects Supervisor
John Shirley
Editor
Charles Staffell
Special Effects
Brian West
Second Unit Cinematographer
Wally Veevers
Special Effects
Friedrich Sturm
Technical Advisor
Cliff Richardson
Special Effects