• 
• Melvyn Douglas
• William Russell
  

• 
• Frank Lovejoy
• Joseph Cantwell
  

• 
• Lee Tracy
• Arthur Hockstader
  

• 
• Leora Dana
• Alice Russell
  

• 
• Joseph Sullivan
• Bill Blades
  

• 
• Karl Weber
• Dick Jensen
  

• 
• Kathleen Maguire
• Mabel Cantwell
  

• 
• Ruth McDevitt
• Mrs. Gamadge
  

• 
• Barbara Berjer
• Third Reporter
  

• 
• Tony Bickley
• Second Reporter
  

• 
• Gordon B. Clarke
• Senator Carlin
  

• 
• John Dorrin
• Ensemble
  

• 
• Mitchell Erickson
• Ensemble
  

• 
• Howard Fischer
• First Reporter
  

• 
• Hugh Franklin
• Dr. Artinian
  

• 
• Martin Fried
• Mike
  

• 
• Graham Jarvis
• Sheldon Marcus
  

• 
• Ruth Maynard
• Assistant to Dick Jensen
  

• 
• Tom McDermott
• Fourth Reporter
  

• 
• Ruth Tobin
• Ensemble
  

• 
• Barbara Berjer
• Alice Russell
  Mabel Cantwell
  

• 
• Tony Bickley
• Bill Blades
  Joseph Cantwell
  

• 
• John Dorrin
• Fourth Reporter
  

• 
• Mitchell Erickson
• First Reporter
  

• 
• Howard Fischer
• Arthur Hockstader
  Senator Carlin
  

• 
• Hugh Franklin
• Dick Jensen
  William Russell
  

• 
• Ruth Maynard
• Mrs. Gamadge
  

• 
• Tom McDermott
• Dr. Artinian
  Sheldon Marcus
  

• 
• Ruth Tobin
• Assistant to Dick Jensen
  Third Reporter
  

• 
• Gore Vidal
• Writer
  

• 
• Joseph Anthony
• Director
  

• 
• Jo Mielziner
• Scenic Design
  Lighting Design
  

• 
• Theoni V. Aldredge
• Costume Design
  

• 
• John Harvey
• Associate Scenic Designer
  Associate Lighting Design
  

• 
• Hugh Hardy
• Assistant Scenic Design
  

• 
• Ming Cho Lee
• Assistant Scenic Design
  

• 
• Bill Ross
• Production Stage Manager
  

• 
• Howard Fischer
• Stage Manager
  

• 
• Martin Fried
• Assistant Stage Manager
  

• 
• Terry Fay
• Casting
  

• 
• Morton Gottlieb
• Company Manager
  

• 
• Abner D. Klipstein
• Press Representative
  

• 
• The Playwrights' Company
• Producer
  

• 
• Lyn Austin
• Associate Producer