Director/a
Vernon Sewell
DIRECTOR/A
Reparto (por orden de créditos)
Michael Rennie
Stefan
Patricia Medina
Zofia
Milly Vitale
Anna
David Knight
Tadek
Esmond Knight
Stricker
Christopher Lee
Brunner
John G. Heller
Fritz
Carl Jaffe
General
Peter Madden
Stanislaw
George Pravda
Karewski
Gordon Sterne
Margraaf
Carl Duering
Scientist
Harold Siddons
Master Bomber
George Pastell
Eryk
Henri Vidon
Konim
Stanley Zevic
Kubala
Gregory Dark
Franus
Jan Conrad
Wlodek
Tom Clegg
Anton
Robert Raikes
Dakota Pilot
Valerie White
German Forewoman
Geoffrey Chater
Min. of Defence
Julian Somers
Reichsführer
Jack Armstrong
German Scientist (uncredited)
Paul Beradi
Bob Bryan
German Officer (uncredited)
Jack Cooper
German Soldier (uncredited)
George Curtis
Harry Drew
Patrick Halpin
Jack Hetherington
Gertan Klauber
SS Guard - Stefan at Dentist (uncredited)
Martin Lyder
SS Officer (uncredited)
Jack Mandeville
Norman Mitchell
Richard Neller
Richard Pearson
Senior RAF Officer (uncredited)
Martin Shaban
Dentist (uncredited)
Richard Shaw
Norman Shelley
Senior Army Officer (uncredited)
Emile Stemmler
Forced Labour (uncredited)
Frank Thornton
British Scientist (uncredited)
Jim Tyson
James Ure
Patrick Waddington
Air Marshall (uncredited)