Eille Norwood

Sherlock Holmes

Catina Campbell

Beryl Ducerne Stapleton

Rex McDougall

Si Henry Baskerville

Lewis Gilbert

Roger Stapleton Baskerville

Hubert Willis

Dr. Watson

Allan Jeayes

Dr. James Mortimer

Fred Raynham

Barrymore, the Butler

Miss Walker

Mrs. Barrymore

Mme. d'Esterre

Mrs. Hudson

Robert Vallis

Selden - The Convict