The Hound of the Baskervilles

Richard Greene as Sir Henry Baskerville Beryl Mercer as Mrs. Jennifer Mortimer E. E. Clive as London Cabbie John Clayton Mary Gordon as Mrs. Hudson Mary Young as Betsy Ann's Mother (uncredited) Nigel Bruce as Doctor John H. Watson John Carradine as Barryman Morton Lowry as John 'Jack' Stapleton Basil Rathbone as Sherlock Holmes Eily Malyon as Mrs. Barryman Nigel De Brulier as The Notting Hill Murderer Rita Page as Chambermaid (uncredited) Wendy Barrie as Beryl Stapleton Ruth Terry as Betsy Ann Barlowe Borland as Frankland Ralph Forbes as Sir Hugo Baskerville Peter Willes as Roderick Leonard Carey as Hugo's Servant (uncredited) Frank McLure as Ship Passenger (uncredited) Lionel Atwill as Dr. James Mortimer

Arthur Conan Doyle Novel Sidney Lanfield Director Gene Markey Associate Producer