• 
• Albert G. Andrews
• Sam Brodribb
  

• 
• Leslie Bingham
• Deborah Broome
  

• 
• Peter Cushing
• Percival
  

• 
• Alan Handley
• Bomber 666
  

• 
• Ian Maclaren
• Father Bede
  

• 
• Carmen Mathews
• Lady Madeleine
  

• 
• Thaddeus Suski
• Brother Ambrose
  

• 
• Charles Rann Kennedy
• Writer
  Director
  

• 
• Jo Mielziner
• Scenic Design
  Lighting Design
  

• 
• Jean Rosenthal
• Production Supervisor
  

• 
• Theater Associates, Inc.
• Producer