Cast
C. Montague Shaw
Judge
Ivan F. Simpson
Faulkner
John George
Bird Shop Thug (uncredited)
Miriam Jordan
Alice Faulkner
Herbert Mundin
George
Reginald Owen
Dr. Watson
Roy D'Arcy
Manuel Lopez (uncredited)
Brandon Hurst
Secretary to Erskine (uncredited)
Clive Brook
Sherlock Holmes
Ernest Torrence
Professor James Moriarty
Alan Mowbray
Colonel Gore-King