• 
• Glenn Anders
• Charles Cameron, the first
  Charles Cameron, the second
  

• 
• Florence Britton
• Lady Katherine Helliwell
  

• 
• Donald Campbell
• A Constable
  

• 
• J. Colville Dunn
• Dr. Cooper
  

• 
• J. Malcolm Dunn
• Donovan
  

• 
• Gertrude Flynn
• Cousin Minnie
  

• 
• Phoebe Gilbert
• Ensemble
  

• 
• Ruth Gordon
• Harriet Marshall
  Hope Cameron
  Wilhelmina Cameron
  

• 
• Robert Haig
• A Medical Student
  

• 
• Frank Henderson
• Ensemble
  

• 
• Alice John
• Aunt Walker
  

• 
• Harry Joyner
• Wilkinson
  

• 
• A. P. Kaye
• Sir Douglas Todd Walker
  

• 
• Frank Kingdon
• A Sleeping Clergyman
  

• 
• Walter Lawrence
• A Sergeant
  

• 
• Harry Mestayer
• Dr. Coutts
  

• 
• Malcolm Soltan
• Dr. Purley
  

• 
• John Taylor
• Ensemble
  

• 
• Ernest Thesiger
• Dr. William Marshall
  

• 
• Sheila Trent
• A Prostitute
  

• 
• Elizabeth Valentine
• Ensemble
  

• 
• Charlotte Walker
• Lady Todd Walker
  

• 
• Helen Westley
• Mrs. Elspeth Hannah
  

• 
• James Bridie
• Writer
  

• 
• Philip Moeller
• Staging
  

• 
• Lee Simonson
• Scenic Design
  

• 
• The Theatre Guild
• Producer