• 
• Philip Locke
• Professor Moriarty
  

Replacement

• 
• John Wood
• Sherlock Holmes
  

Replacement

• 
• Barbara Leigh-Hunt
• Madge Larrabee
  

Replacement

• 
• Trevor Peacock
• Sidney Prince
  

Replacement

• 
• Tim Pigott-Smith
• Doctor Watson
  

Replacement

• 
• Nicholas Selby
• James Larrabee
  

Replacement

• 
• Harry Towb
• John Forman
  

Replacement

• 
• Wendy Bailey
• Ensemble
  

• 
• Arthur Blake
• Parsons
  

• 
• John Bott
• Count Von Stahlburg
  

• 
• Joseph Charles
• Ensemble
  

• 
• Sean Clark
• Billy
  

• 
• Alan Coates
• Ensemble
  

• 
• Robert Cook
• Ensemble
  Newsboy
  

• 
• John Keston
• Sir Edward Leighton
  

• 
• Joe Marcell
• "Lightfoot" McTague
  Ensemble
  

• 
• Mel Martin
• Alice Faulkner
  

• 
• Pamela Miles
• Thérèse
  

• 
• Martin Milman
• Alfred Bassick
  

• 
• Morgan Sheppard
• Jim Craigin
  

• 
• George Spelvin
• John
  

• 
• Keith Taylor
• Thomas Leary
  

• 
• Michael Walker
• Ensemble
  

• 
• Irving Joseph
• Piano
  

• 
• Dick Perry
• Trumpet
  

• 
• Christopher Tarle
• Violin
  

• 
• Arthur Conan Doyle
• Writer
  

• 
• William Gillette
• Writer
  

• 
• Frank Dunlop
• Director
  

• 
• Carl Toms
• Scenic Design
  Costume Design
  

• 
• Neil Peter Jampolis
• Lighting Design
  

• 
• Peter Fitzgerald
• Sound Design
  

• 
• Michael Lankester
• Music Arrangements
  

• 
• Mason Arvold
• Scenery and Costumes Supervised
  

• 
• George Rondo
• Production Stage Manager
  

• 
• Barbara-Mae Phillips
• Stage Manager
  

• 
• John Handy
• Stage Manager
  Casting
  

• 
• Nelle Nugent
• General Manager
  

• 
• Susan Gustafson
• Company Manager
  

• 
• Michael Alpert Public Relations
• General Press Representative
  

• 
• Marilynn LeVine
• Press Representative
  

• 
• Ellen Levene
• Press Representative
  

• 
• Mike Mones
• Advertising
  

• 
• James M. Nederlander
• Producer
  

• 
• The Shubert Organization
• Producer
  

• 
• The John F. Kennedy Center for the Performing Arts
• Producer
  

• 
• Adela Holzer
• Producer
  

• 
• Eddie Kulukundis
• Producer
  

• 
• Victor Lurie
• Producer
  

• 
• The Royal Shakespeare Company
• Produced by arrangement with the Governors of the The Royal Shakespeare Theatre
  Original Producer