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Clive Brook
Sherlock Holmes
H. Reeves-Smith
Dr. Watson
Betty Lawford
Mary Watson
Charles Hay
Captain Longmore
Phillips Holmes
Roger Longmore
Donald Crisp
Colonel Moran
Harry T. Morey
Professor Moriarty
Hubert Druce
Sergeant Gripper
المخرج
Basil Dean
الكتّاب
Garrett Fort، Basil Dean، Arthur Conan Doyle
التصوير
William O. Steiner
المونتاج
Helene Turner
Paramount Pictures
