Warner Oland

Dr. Fu Manchu

Acting

Neil Hamilton

Dr. Jack Petrie

Acting

Jean Arthur

Lia Eltham

Acting

O. P. Heggie

Inspector Nayland Smith

Acting

William Austin

Sylvester Wadsworth

Acting

Claude King

Sir John Petrie

Acting

Charles A. Stevenson

General Petrie

Acting

Evelyn Selbie

Fai Lu

Acting

Noble Johnson

Li Po

Acting

Laska Winter

Fu Mela

Acting

Wong Chung

Chinese Official (uncredited)

Acting

Lawford Davidson

Acting

Chappell Dossett

Acting

Charles Giblyn

Directing

Donald MacKenzie

Acting

Tully Marshall

Acting

Evelyn Mills

Acting

William J. O'Brien

Acting

Charles Stevens

Acting