Eille Norwood

Sherlock Holmes

Hubert Willis

Dr. John Watson

Sam Austin

Silas Brown

Tom Beaumont

Insp. Gregory

Knighton Small

Col. Ross

Norma Whalley

Mrs. Straker

Sam Marsh

Straker

Bert Barclay

Groom

George Ridgwell

Director

Geoffrey Malins

Writer

Arthur Conan Doyle

Novel

Patrick L. Mannock

Writer