Sobey Martin
Director
Walter Doniger
Writer
Arthur Conan Doyle
Story
Marshall Grant
Producer
Stanley Rubin
Producer
William Lava
Music
William Bradford
Cinematography
Dann Cahn
Editor
Eugène Lourié
Art Direction
Rudolph E. Abel
Production Supervisor
Arthur Shields
The Bookshop Man
Alan Napier
Sherlock Holmes
Evelyn Ankers
Miss Stoner
Melville Cooper
Dr. John H. Watson
Edgar Barrier
Dr. Grimesby Roylott
Richard Fraser
John Armitage
Gail Roberts
Jean Stoner
