Ferito a una gamba, il tenente americano Frederick Henry, di stanza sul fronte italiano, viene ricoverato in un ospedale di Milano, dove incontra Catherine, una giovane infermiera inglese, e se ne innamora.

Catherine Barkley
Lt. Frederic Henry
Major Rinaldi
Helen Ferguson
Priest
Head Nurse
Miss Van Campen
British Major
Bonello the Ambulance Driver (uncredited)
Swiss Postal Clerk (uncredited)
Hospital Porter Giulio (uncredited)
Swiss Nurse (uncredited)