Plot
Holmes, retired to Sussex, is drawn into a last case when his arch enemy Moriarty arranges with an American gang to kill one John Douglas, a country gentleman with a mysterious past. Holmes' methods baffle Watson and Lestrade, but his results astonish them. In a long flashback, the victim's wife tells the story of the sinister Vermissa Valley.
Trailer
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Cast
Arthur Wontner
Sherlock Holmes
Lyn Harding
Prof. Moriarty
Leslie Perrins
John Douglas
Ian Fleming
Dr. John Watson
Charles Mortimer
Insp. Lestrade
Minnie Rayner
Mrs. Hudson
Michael Shepley
Cecil Barker
Jane Carr
Ettie Douglas
Ben Welden
Ted Balding
Roy Emerton
Boss McGinty
Wilfrid Caithness
Col. Sebastian Moran
Conway Dixon
Ames
Edmund D'Alby
Captain Marvin
Ernest Lynds
Jacob Shafter
George Spence
Scowrer (uncredited)
