Sherlock Holmes

Basil Rathbone

Acting

Dr. John H. Watson

Nigel Bruce

Acting

Adrea Spedding

Gale Sondergaard

Acting

Insp. Lestrade

Dennis Hoey

Acting

Norman Locke

Vernon Downing

Acting

Radlik

Alec Craig

Acting

Adam Gilflower

Arthur Hohl

Acting

Mrs. Hudson

Mary Gordon

Acting

Larry (uncredited)

Teddy Infuhr

Acting

Artie - Shooting Gallery Attendant (uncredited)

Donald Stuart

Acting

Fred Garvin (uncredited)

Harry Cording

Acting

Fortune Teller (uncredited)

Belle Mitchell

Acting

Obongo - Pygmy (uncredited)

Angelo Rossitto

Acting

Charwoman (uncredited)

Sylvia Andrew

Acting

Charwoman (uncredited)

Marie De Becker

Acting

News Vendor (uncredited)

Jimmy Aubrey

Acting

Carnival Patron (uncredited)

Brandon Beach

Acting

Toy Doll Attendant (uncredited)

Frank Benson

Acting

Susan (uncredited)

Lydia Bilbrook

Acting

Radio Announcer (uncredited)

John Burton

Acting

Casino Patron (uncredited)

James Carlisle

Acting

Casino Patron (uncredited)

Jack Deery

Acting

News Vendor (uncredited)

George Kirby

Acting

Robert (uncredited)

Stanley Logan

Acting

Casino Patron (uncredited)

Wilbur Mack

Acting

Casino Patron (uncredited)

Edmund Mortimer

Acting

Doorman (uncredited)

William H. O'Brien

Acting

Casino Croupier (uncredited)

John Roche

Acting

Henchman Taylor (uncredited)

Gene Roth

Acting

Plainclothesman (uncredited)

Arthur Stenning

Acting

Casino Patron (uncredited)

Florence Wix

Acting

Casino Patron (uncredited)

Herschel Graham

Acting

Casino Patron (uncredited)

Ethelreda Leopold

Acting