Priscilla Dean as Cassie Cook / Lucille Preston

Matt Moore as Capt. Arthur Davis

Wallace Beery as Jules Repin

Anna May Wong as Rose Li

J. Farrell MacDonald as Murphy

Rose Dione as Madame Polly Voo

Edna Tichenor as Molly Norton

William V. Mong as Dr. Li

Bruce Guerin as Billy Hepburn

Marie De Albert as Mrs. Hepburn

William F. Moran as Mr. Hepburn

Frank Lanning as Chang Wang

Willie Fung as Chinese Policeman

Bynunsky Hyman as Chinese Police Officer

Bessie Wong as Chinese Girl