Warner Oland as Charlie Chan

Sally Eilers as Julie O'Neil

Bela Lugosi as Tarneverro

Dorothy Revier as Shelah Fane

Victor Varconi as Robert Fyfe

Murray Kinnell as Archie Smith

William Post Jr. as Alan Jaynes

Robert Young as Jimmy Bradshaw

Violet Dunn as Anna the Maid

J.M. Kerrigan as Thomas MacMasters

Mary Gordon as Mrs. MacMasters

Rita Rozelle as Luana

Otto Yamaoka as Kashimo

Dwight Frye as Jessop the Butler (uncredited)

C. Henry Gordon as Huntley Van Horn (uncredited)

Hamilton MacFadden as Val Martino (uncredited)

Richard Tucker as Wilkie Ballou (uncredited)

Marjorie White as Rita Ballou (uncredited)

James Wang as Wong (uncredited)

Robert Homans as Chief of Police (uncredited)