After her sister dies under mysterious circumstances, a young heiress seeks Holmes' help when she feels threatened by her brutish stepfather.
Raymond Massey
Sherlock Holmes
Lyn Harding
Dr. Grimesby Rylott
Angela Baddeley
Helen Stonor
Athole Stewart
Dr. John Watson
Nancy Price
Mrs Staunton
Marie Ault
Mrs. Hudson (uncredited)
