Elenco
Warner Oland
Charlie Chan
Sally Eilers
Julie O'Neil
Lugosi Béla
Tarneverro
Dorothy Revier
Shelah Fane
Victor Varconi
Robert Fyfe
Murray Kinnell
Archie Smith
William Post Jr.
Alan Jaynes
Robert Young
Jimmy Bradshaw
Violet Dunn
Anna the Maid
J.M. Kerrigan
Thomas MacMasters
Mary Gordon
Mrs. MacMasters
Rita Rozelle
Luana
Otto Yamaoka
Kashimo
Dwight Frye
Jessop the Butler (uncredited)
C. Henry Gordon
Huntley Van Horn (uncredited)
Hamilton MacFadden
Val Martino (uncredited)
Richard Tucker
Wilkie Ballou (uncredited)
Marjorie White
Rita Ballou (uncredited)
James Wang
Wong (uncredited)
Robert Homans
Chief of Police (uncredited)
Equipe
Hamilton MacFadden
Director
Earl Derr Biggers
Novel
Philip Klein
Dialogue
Barry Conners
Dialogue
Joseph H. August
Director of Photography
W.W. Lindsay Jr.
Sound Recordist
Daniel B. Clark
Director of Photography
Ben Carré
Art Direction
William Sistrom
Associate Producer
Earl Derr Biggers
Original Story
Philip Klein
Screenplay
Barry Conners
Screenplay
Hugh Stanislaus Stange
Adaptation