Effie Shannon
— Belgium (prologue)
Irene Castle
— France (prologue)
Violet Heming
— Britannia (prologue)
Julia Arthur
— Italy (prologue)
Marjorie Rambeau
— Columbia (prologue)
Herbert Rawlinson
— Orrin Palmer
Sylvia Breamer
— Helene Palmer
Huntley Gordon
— Edward Wadsworth
Lawrence Grossmith
— Tommy Atkins
Louis Dean
— German General
Charles Stuart Blackton
— Little Belgian Refugee
Violet Virginia Blackton
— Little Belgian Refugee
Philip Van Loan
— The Poilu
Marcelle Carroll
— French Girl