Holmes and Dr Watson investigate the legend of a supernatural hound, a beast that may be stalking a young heir on the fog-shrouded moorland that makes up his estate.
Richard Greene - Sir Henry Baskerville
Basil Rathbone - Holmes
Wendy Barrie - Beryl Stapleton
Nigel Bruce - Dr. Watson
Lionel Atwill - James Mortimer M.D.
John Carradine - Barryman
Barlowe Borland - Frankland
Beryl Mercer - Mrs. Jennifer Mortimer
Morton Lowry - John Stapleton
Ralph Forbes - Sir Hugo Baskerville
E.E. Clive - Cabby
Eily Malyon - Mrs. Barryman
Lionel Pape - Coroner
Nigel De Brulier - Convict (as Nigel de Brulier)
Mary Gordon - Mrs. Hudson
Ian Maclaren - Sir Charles (as Ian MacLaren)
Brandon Beach - Ship Passenger
Leonard Carey - Hugo's Servant
James Carlisle - Ship Passenger
Jack Egger - Boy
Herschel Graham - Ship Passenger
Kenneth Hunter - Ship's Officer
Frank McLure - Ship Passenger
Vesey O'Davoren - Ship's Steward
Rita Page - Chambermaid
John Graham Spacey - Ship's Porter
Ruth Terry - Betsy Ann
David Thursby - Open Carriage Driver
Peter Willes - Roderick
Mary Young - Betsy Ann's Mother
