Peter van Eyck
Georg Droste
Marianne Koch
Nora Gulden
Macdonald Carey
Mr. Smith
Christopher Lee
Baron Ferdi von Staub
Billie Whitelaw
Piroska Maslov
Albert Lieven
Inspector Huebling
David Knight
Father Zombary
Marius Goring
General Greenhahn
Helen Cherry
Countess Carla Cosimano
Colin Gordon
Count Dezsepalvy
Niall MacGinnis
Paul Vass
Eric Pohlmann
Bloch
Peter Vaughan
Chief of Hungarian Police
Michael Brennan
Horvat
Jeremy Bulloch
Johnny Droste
Bart Bastable
Cattle Truck Driver (uncredited)
Charles Byrne
Vazlan (uncredited)
Christopher Casson
Headmaster (uncredited)
John Cowley
Funnel-Shaped Man
Adrian Cronon
Young Priest (uncredited)
Vincent Dowling
Father Farcosc (uncredited)
Walter Gotell
Dr. Ritter (uncredited)
Peadar Lamb
Muller (uncredited)
Robert Lepler
Head Waiter (uncredited)
Jeffrey O'Kelly
Spy (uncredited)
Norman Rodway
Machine Gunner at Border (uncredited)
John Paddy Carstairs
The Devil's Agent
Released
Bande-annonce