Cast
Carlyle Blackwell
Sherlock Holmes
George Seroff
Dr. Watson
Alexander Murski
Lord Charles Baskerville
Livio Pavanelli
Sir Henry Baskerville
Betty Bird
Beryl
Fritz Rasp
Stapleton
Valy Arnheim
Barrymore
Alma Taylor
Mrs. Barrymore
Carla Bartheel
Laura Lyons
Jaro Fürth
Dr. Mortimer
