Cast
Stanley Van Beers
General
Nigel Green
Second Police Officer
Jack Gwillim
Representative of Parliament (uncredited)
Hugh Moxey
Secretary of the Interior (uncredited)
Cyril Luckham
Dr. Meinard
Kenneth Edwards
Charles Dixon
Helmut Dantine
The Stranger
Derek Bond
Arthur Walker
Willoughby Gray
Tom Harding
Arthur Young
Scientist
John Le Mesurier
Official/Man at Desk (uncredited)
Patricia Neal
Susan North
피터 샐리스
Soldier (uncredited)