Jack Hawkins
Role: Gen. Alex Schottland
Erik Schumann
Role: Lt. Reinisch
Alexander Knox
Role: Gestapo Leader Müller
Walter Hudd
Role: Adm. Canaris
Edward Underdown
Role: Kaltenbrunner
Laurence Naismith
Role: Gen. Hauser
Geoffrey Bayldon
Role: Dietz
Kenneth Griffith
Role: Adolf Hitler
Robert Crewdson
Role: 1st Gestapo Agent
Michael Caine
Role: Gestapo Agent
Harriette Johns
Role: Karen Corscher
Martin Benson
Role: Gen. Wagner
Victor Woolf
Role: Pawnbroker
Richard Grey
Role: Field Marshal Keitel
Ronald Hines
Role: German Corporal
Donald Pleasence
Role: Gen. Hardt
Martin Boddey
Role: Gen. Optiz
Bernard Fox
Role: Lieutenant
Deering Wells
Role: Gen. Merkel
Nade Beall
Role: Eva Fischer
Ian Colin
Role: Col. Heitz
Peter Swanwick
Role: Gen. Toppe
Desmond Roberts
Role: Gen. Zeiss
Victor Fairley
Role: Gen. Rupert
W. Thorp Deverreux
Role: Gen. Kirche
Neil Hallett
Role: Hitler's Guard (uncredited)
Victor Harrington
Role: German General at Party (uncredited)
Peter Welch
Role: Gestapo Major (uncredited)
John Dunbar
Role: Doctor (uncredited)
Bart Allison
Role: Orderly (uncredited)
John Brooking
Role: Staff Officer (uncredited)
Clifford Earl
Role: British Soldier (uncredited)
Norman Fisher
Role: German General at Restaurant (uncredited)
Dudley Foster
Role: Gestapo Agent (uncredited)
Patrick Halpin
Role: German Officer at Party (uncredited)
Edward Malin
Role: Orderly (uncredited)
John McLaren
Role: Bit Part (uncredited)
Martin Sterndale
Role: Bit Part (uncredited)
Johnny Wyne
Role: German Officer at Restaurant (uncredited)
Sheree Winton
Role: (uncredited)