• 
• Luther Adler
• Belgian Major-General
  Brother Henry
  English Sergeant
  

• 
• Peter Ainsley
• Soldier
  

• 
• Katherine Allen
• Dr. Mahodan's Secretary
  

• 
• James Blake
• Soldier
  

• 
• Roman Bohnen
• American Commander-in-Chief
  Brother Claude
  Grandpa Joe
  

• 
• Phoebe Brand
• Minny Belle Tompkins
  

• 
• Grover Burgess
• Anguish Howington
  

• 
• Jean Burton
• Song
  

• 
• Morris Carnovsky
• Chief of the Allied High Command
  Dr. Mahodan
  

• 
• William Challee
• Doctor
  Private Fairfax
  

• 
• Lee J. Cobb
• Brother George
  Dr. McBray
  French Major-General
  

• 
• Russell Collins
• Johnny Johnson
  

• 
• Curt Conway
• Boy
  Brother William
  Private Patrick O'Day
  

• 
• John Garfield
• Johann Lang
  

• 
• Judson Hall
• British Soldier
  

• 
• Orin Jannings
• His Majesty, The King
  

• 
• Robert Joseph
• Brother Jim
  

• 
• Elia Kazan
• Dr. Frewd
  Private Kearns
  

• 
• Thomas C. Kennedy
• Scottish Colonel
  

• 
• Tony Kraber
• Brother Theodore
  Editor
  Private Harwood
  

• 
• Will Lee
• Photographer
  Private Goldberger
  

• 
• Robert Lewis
• French Premier
  Mayor
  

• 
• Paul Mann
• German Priest
  Orderly
  

• 
• Sanford Meisner
• Captain Valentine
  

• 
• Paula Miller
• French Nurse
  

• 
• John Most
• British Commander-in-Chief
  

• 
• Ruth Nelson
• Sister from the O.D.S.D.L.D.
  

• 
• Joseph Pevney
• West Point Lieutenant
  

• 
• Herbert Ratner
• Attendant
  Military Policeman
  Private Svenson
  

• 
• Eddie Ryan
• Anguish Howington, Jr.
  

• 
• Jack Saltzman
• Liason Officer
  

• 
• Alfred Saxe
• American Priest
  

• 
• Susanna Senior
• Aggie Tompkins
  

• 
• Art Smith
• Brother Thomas
  Doctor
  Sergeant Jackson
  

• 
• Eunice Stoddard
• Camp Doll
  

• 
• Albert Dekker
• Brother Hiram
  Corporal George
  

• 
• Lehman Engel
• Musical Director
  

• 
• Paul Green
• Writer
  

• 
• Kurt Weill
• Music
  

• 
• Nesca Realty Co., Inc.
• Theatre Owner/Operator
  

• 
• Donald Oenslager
• Scenic Design
  

• 
• Paul Du Pont
• Costume Design
  

• 
• Michael Gordon
• Stage Manager
  

• 
• Alfred Saxe
• Assistant Stage Manager
  

• 
• Bess Eitingon
• Assistant Stage Manager
  

• 
• Judson Hall
• Assistant Stage Manager
  

• 
• Isaac Benesch
• Technical Director
  

• 
• Philip Adler
• Business Manager
  

• 
• Emmanuel Eisenberg
• Press Representative
  

• 
• Lee Strasberg
• Staging
  

• 
• The Group Theatre Company
• Producer