Gregory Peck

Capt. Keith Mallory

David Niven

Cpl. John Anthony Miller

Anthony Quinn

Col. Andrea Stavros

Stanley Baker

Pvt. 'Butcher' Brown

Anthony Quayle

Maj. Roy Franklin

James Darren

Pvt. Spyros Pappadimos

Irene Papas

Maria Pappadimos

Gia Scala

Anna

James Robertson Justice

Commodore Jensen / Prologue Narrator

Richard Harris

Squadron Leader Howard Barnsby RAAF

Bryan Forbes

Cohn

Allan Cuthbertson

Maj. Baker

Michael Trubshawe

Weaver

Percy Herbert

Sgt. Grogan

George Mikell

SS Hauptman Sessler

Walter Gotell

Muesel

Tutte Lemkow

Nicolai

Albert Lieven

Commandant

Norman Wooland

Group Captain

Kleo Skouloudi

Bride

Nicholas Papakonstantinou

Patrol Boat Captain

Christopher Rhodes

German Gunnery Officer

William Hoehne Jr.

German Officer on Navarone

Andrew Andreas

Wedding Guest (uncredited)

Victor Beaumont

German Officer in Gun Cave (uncredited)

Jack Cooper

German Soldier on Patrol Boat (uncredited)

Carl Duering

German Radar Operator (uncredited)

Peter Evans

German Soldier (uncredited)

Chick Fowles

German Soldier (uncredited)

Wolf Frees

Radio Operator (uncredited)

Alan Gibbs

German Officer (uncredited)

Peter Grant

British Commando (uncredited)

Gerard Heinz

German surgeon (uncredited)

Frank Henson

Radio operator (uncredited)

Arthur Howell

German Officer (uncredited)

Walter Kightly

German Soldier (uncredited)

Rosemary Nicols

Undetermined Secondary Role (uncredited)

Robert Rietti

Mallory - German Voice (voice) (uncredited)

Michael Sarne

Undetermined Secondary Role (uncredited)

Bob Simmons

German Soldier on Navarone (uncredited)

John Tatham

General's Aide (uncredited)

Bob Wright

German Soldier (uncredited)

Terry Yorke

German Soldier (uncredited)

Stephen Zammit

Wedding Guest (uncredited)

Victor Coventry

Wedding Guest (uncredited)

Maxwell Craig

German Soldier at Wedding (uncredited)

Don McMurray

German Soldier (uncredited)

Joe Powell

German Soldier (uncredited)

Adolf Hitler

Self (archive footage) (uncredited)