John Gilbert as James 'Jim' Apperson

Renée Adorée as Melisande

Hobart Bosworth as Mr. Apperson

Claire McDowell as Mrs. Apperson

Claire Adams as Justyn Reed

Robert Ober as Harry Apperson

Tom O'Brien as Michael Olysius 'Bull' O'Hara

Karl Dane as 'Slim' Jensen

Rosita Marstini as Melisande's Mother

Julanne Johnston as Justine Devereux (uncredited)

Kathleen Key as Miss Apperson (uncredited)

Carl Roup as Doughboy (uncredited)

Arthur H. Allen as Dying German

George Beranger as Patriotic Letter Reader

Harry Crocker as Doughboy

Dan Mason as Second Patriotic Letter Reader

Carl Voss as Officer