George Peppard

Character: Cpl. Chase

Romy Schneider

Character: Regine

Jeanne Moreau

Character: French Woman

George Hamilton

Character: Trower

Peter Fonda

Character: Weaver

Eli Wallach

Character: Sgt. Craig

Albert Finney

Character: Russian Soldier

Vince Edwards

Character: Baker

Melina Mercouri

Character: Magda

Maurice Ronet

Character: French Lieutenant

Rosanna Schiaffino

Character: Maria

Elke Sommer

Character: Helga

Michael Callan

Character: Eldridge

James Mitchum

Character: Grogan

Senta Berger

Character: Trudi

Albert Lieven

Character: Herr Metzger

Marianne Stone

Character: Prostitute at Hotel de Flandre

Peter Vaughan

Character: Policeman

Elizabeth Ercy

Character: Young French Girl

James Payne

Character: German Soldier at Pill Box (uncredited)