The Engineer's Thumb
Dr. John Watson treats a patient who has lost a thumb. The patient says that the loss of his thumb was not an accident but the result of an attack. However, he fears that the story behind the loss of his digit is so strange that the police will not believe it.
Top Billed Cast
Eille Norwood
Sherlock Holmes
Hubert Willis
Dr. John Watson
Bertram Burleigh
Hatcherley
Ward McAllister
Ferguson
Mercy Hatton
Girl
Featured Crew
Arthur Conan Doyle
Story
Geoffrey Malins
Writer
George Ridgwell
Director
P.L. Mannock
Writer