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)