Charles Regnier
Peter Finbow
Axel von Ambesser
Ian Capel
Hannelore Elsner
Avice Lorring
Giulia Follina
Tonia Gilmour
Volkert Kraeft
William Garnett
Jochen Busse
Christopher Tarrent
Lina Carstens
Elisabeth Tufts
Carlos Werner
Roger Mills
Gerd Baltus
Sergeant Birrell
Axel Scholtz
Sergeant Frazer
Wolfgang Weiser
Dr. Parfitt
Oswald Döpke
Professor Boothby
Herbert Steinmetz
Inspector Allen
Ulrich Gressieker
Philip Wade
Oswald Döpke
Director
Gernot Roll
Director of Photography
Peter Pauker
Teleplay
C.P. Snow
Novel
Wolf Schwarz
Producer
Wolfgang Baecker
Producer
Erich Ferstl
Original Music Composer
Alice Seedorf
Editor
Heinz Eickmeyer
Production Design
Nikola Hoeltz
Costume Design
Franz Göbel
Makeup Artist
Hedi Obermaier
Makeup Artist
Peter Schweiger
Production Manager
Peter Pauker
Assistant Director
Karsten Ullrich
Sound