Louis Wolheim
Role: Stanislas 'Kat' Katczinsky
Lew Ayres
Role: Paul Bäumer
John Wray
Role: Himmelstoss
Arnold Lucy
Role: Kantorek
Ben Alexander
Role: Franz Kemmerich
Owen Davis Jr.
Role: Peter
William Bakewell
Role: Albert Kropp
Russell Gleason
Role: Mueller
Richard Alexander
Role: Westhus
Harold Goodwin
Role: Detering
Slim Summerville
Role: Tjaden
G. Pat Collins
Role: Bertinck
Beryl Mercer
Role: Paul's Mother
Edmund Breese
Role: Herr Meyer
Ernie Adams
Role: 2nd Medic Orderly (uncredited)
Marion Clayton Anderson
Role: Anna Bäumer (uncredited)
Poupée Andriot
Role: French Girl (uncredited)
Vince Barnett
Role: Assistant Cook (uncredited)
Daisy Belmore
Role: Frau Kemmerick (uncredited)
Glen Boles
Role: Young Soldier (uncredited)
Heinie Conklin
Role: Joseph Hammacher (uncredited)
Yola d'Avril
Role: Suzanne (uncredited)
Renée Damonde
Role: French Girl (uncredited)
Arthur Gardner
Role: Student (uncredited)
Raymond Griffith
Role: Gérard Duval (uncredited)
Ellen Hall
Role: Young Girl (uncredited)
William Irving
Role: Ginger - the Cook (uncredited)
Frederick Kohner
Role: Minor Role (uncredited)
Frank Leichtfried
Role: Minor Role (uncredited)
Tom London
Role: 1st Medic Orderly (uncredited)
Bertha Mann
Role: Sister Libertine (uncredited)
Joan Marsh
Role: Poster Girl (uncredited)
Edwin Maxwell
Role: Herr Bäumer (uncredited)
Jack McHugh
Role: Schoolboy (uncredited)
Maurice Murphy
Role: Soldier (uncredited)
Robert Parrish
Role: Schoolboy (uncredited)
Bodil Rosing
Role: Mother of Hospital Patient (uncredited)
Wolfgang Staudte
Role: Minor Role (uncredited)
Jack Sutherland
Role: Minor Role (uncredited)
David Tyrell
Role: Soldier (uncredited)
Dorothy Vernon
Role: Charwoman (uncredited)
Fred Zinnemann
Role: German Soldier / French Ambulance Driver (uncredited)