James Mason

Field Marshal Erwin Rommel

Cedric Hardwicke

Dr. Karl Strolin

Jessica Tandy

Frau Lucie Marie Rommel

Luther Adler

Adolf Hitler

Everett Sloane

Gen. Wilhelm Burgdorf

Leo G. Carroll

Field Marshal Gerd von Rundstedt

George Macready

Gen. Fritz Bayerlein

Richard Boone

Capt. Hermann Aldinger

Eduard Franz

Col. Klaus von Stauffenberg

Paul Cavanagh

Lt. Col. Caesar von Hofaker

George Nader

Commando

Dan O'Herlihy

Commando Captain (uncredited)

Michael Rennie

Narrator (voice) (uncredited)

Peter van Eyck

German Officer

John Hoyt

Field Marshal Wilhelm Keitel

John Anderson

Jack Baston

Gen. Alfred Jodl

Steve Carruthers

Signal Man

Robert Coote

British Medical Officer

Charles Evans

Gen. Schultz

Lumsden Hare

Doctor

Walter Kingsford

Vice-Adm. Friedrich Ruge

Paul Kruger

German Colonel

George Lynn

German Lieutenant

Lester Matthews

British Officer (uncredited)

Sean McClory

Jock

Hans Moebus

Surgeon

William Reynolds

Manfred Rommel (uncredited)

Ivan Triesault

German Major

Philip Van Zandt

SS Man at Hospital (uncredited)

Carleton Young

German Staff Officer (uncredited)

Patrick Whyte

British Agent

Hal Taggart

German Staff Officer (uncredited)

Peter Forster

Commando