Charlie Chaplin
Doughboy
Edna Purviance
The Girl
Syd Chaplin
Charlie's Comrade / The Kaiser
Loyal Underwood
Short German Officer
Henry Bergman
Fat Whiskered German Soldier / The Kaiser's General / Bartender
Tom Wilson
Dumb German Wood-Cutter
Albert Austin
American Soldier / Clean Shaven German Soldier / Bearded German Soldier
Jack Wilson
Crown Prince
W.J. Allen
Motorcyclist (uncredited)
L.A. Blaisdell
Motorcyclist (uncredited)
Alva D. Blake
U.S. Soldier / German Officer (uncredited)
Cliff Brouwer
Soldier (uncredited)
