John Barrymore

Sherlock Holmes

Roland Young

Dr. Watson

Carol Dempster

Alice Faulkner

Gustav von Seyffertitz

Professor Moriarty

Louis Wolheim

Craigin

William Powell

Forman Wells

Hedda Hopper

Madge Larrabee

Reginald Denny

Prince Alexis

Lumsden Hare

Dr. Leighton

Anders Randolf

James Larrabee

Robert Schable

Alf Bassick

David Torrence

Count Von Stalburg

Robert Fischer

Otto