Trailer
Cast
John Mills
General Boyd
Tom Courtenay
Robert Henshaw
Trevor Howard
Professor Lindemann
Helmut Dantine
General Linz
Karl Stepanek
Prof. Hoffer
William Mervyn
Dutch Technical Examiner
Anton Diffring
SS Sturmbannfuhrer
Lilli Palmer
Frieda
Richard Todd
Wing Cmdr. Kendall
Sylvia Syms
Constance Babington Smith
Moray Watson
Col. Kenneth Post
Richard Johnson
Duncan Sandys
Jeremy Kemp
Captain Phil Bradley
Richard Wattis
Sir Charles Sims
Allan Cuthbertson
German Technical Examiner
Gertan Klauber
Soldier at Rocket Plant
Sophia Loren
Nora Van Ostamgen
Anthony Quayle
Bamford
Paul Henreid
General Ziemann
Ferdy Mayne
German Officer
Philip Madoc
German Police Officer
Charles Lloyd Pack
Technical Examiner
John Ronane
RAF Dakota Pilot
Maurice Denham
RAF Officer
Patrick Wymark
Prime Minister Winston Churchill
George Mikell
German Officer
Jeremy Spenser
SS Officer at Rocket Plant
Barbara Rütting
Hannah Reitsch
John Fraser
Flight Lt. Kenny
John Abineri
German Policeman
Milo Sperber
German Hotel Porter
Robert Brown
Air Commodore
George Peppard
Lt. John Curtis