Gregory Peck

as Capt. Keith Mallory

David Niven

as Cpl. James Arthur Miller

Anthony Quinn

as Col. Andrea Stavros

Stanley Baker

as Pvt. 'Butcher' Brown

Anthony Quayle

as Maj. Roy Franklin

James Darren

as Pvt. Spyros Pappadimos

Irene Papas

as Maria Pappadimos

Gia Scala

as Anna

James Robertson Justice

as Commodore Jensen / Prologue Narrator

Richard Harris

as Squadron Leader Howard Barnsby RAAF

Bryan Forbes

as Cohn

Allan Cuthbertson

as Maj. Baker

Michael Trubshawe

as Weaver

Percy Herbert

as Sgt. Grogan

George Mikell

as SS Hauptman Sessler

Walter Gotell

as Muesel

Tutte Lemkow

as Nicolai

Albert Lieven

as Commandant

Norman Wooland

as Group Captain

Kleo Skouloudi

as Bride

Nicholas Papakonstantinou

as Patrol Boat Captain

Christopher Rhodes

as German Gunnery Officer

William Hoehne Jr.

as German Officer on Navarone

Andrew Andreas

as Wedding Guest (uncredited)

Victor Beaumont

as German Officer in Gun Cave (uncredited)

Jack Cooper

as German Soldier on Patrol Boat (uncredited)

Maxwell Craig

as German Soldier at Wedding (uncredited)

Carl Duering

as German Radar Operator (uncredited)

Peter Evans

as German Soldier (uncredited)

Chick Fowles

as German Soldier (uncredited)

Wolf Frees

as Radio Operator (uncredited)

Alan Gibbs

as German Officer (uncredited)

Peter Grant

as British Commando (uncredited)

Gerard Heinz

as German surgeon (uncredited)

Frank Henson

as Radio operator (uncredited)

Arthur Howell

as German Officer (uncredited)

Walter Kightly

as German Soldier (uncredited)

Rosemary Nicols

as Undetermined Secondary Role (uncredited)

Robert Rietti

as Mallory - German Voice (voice) (uncredited)

Michael Sarne

as Undetermined Secondary Role (uncredited)

Bob Simmons

as German Soldier on Navarone (uncredited)

John Tatham

as General's Aide (uncredited)

Bob Wright

as German Soldier (uncredited)

Terry Yorke

as German Soldier (uncredited)

Stephen Zammit

as Wedding Guest (uncredited)