Tyrone Power
Mike Kells
Patricia Neal
Joan Ross
Stephen McNally
Col. Cagle
Hildegard Knef
Janine Betki
Karl Malden
Sgt. Ernie Guelvada
James Millican
Sam F. Carew
Stefan Schnabel
Rasumny Platov
Herbert Berghof
Arnov
Arthur Blake
Maximilian
Helene Stanley
Airline Stewardess
Hugh Marlowe
Narrator (voice) (uncredited)
Charles Bronson
Russian Agent (uncredited)
E.G. Marshall
Military Police Jeep Driver (uncredited)
Lee Marvin
Military Policeman at Trieste (uncredited)
Pat Hogan
Russian Agent (uncredited)