Sherlock Holmes

Clive Brook

Alice Faulkner

Miriam Jordan

Secretary to Erskine (uncredited)

Brandon Hurst

Little Billy

Howard Leeds

Professor James Moriarty

Ernest Torrence

George

Herbert Mundin

Dr. Watson

Reginald Owen

Colonel Gore-King

Alan Mowbray

Judge

C. Montague Shaw

Faulkner

Ivan F. Simpson

Manuel Lopez (uncredited)

Roy D'Arcy

Bird Shop Thug (uncredited)

John George

Novel

Arthur Conan Doyle

Theatre Play

William Gillette

Director

William K. Howard

Writer

Bertram Millhauser

Art Direction

John Hughes

Editor

Margaret Clancey

Director of Photography

George Barnes