William Gillette

~ as ~

Sherlock Holmes

Ernest Maupain

~ as ~

Professor Moriarty

Marjorie Kay

~ as ~

Alice Faulkner

Edward Fielding

~ as ~

Dr. Watson

Stewart Robbins

~ as ~

Benjamin Forman

Hugh Thompson

~ as ~

Sir Edward Leighton

Ludwig Kreiss

~ as ~

Baron von Stalburg

Mario Majeroni

~ as ~

James Larrabee

William Postance

~ as ~

Sidney Prince

Chester Beery

~ as ~

Craigin