On screen
Cast
19 credited performers
Warner Oland
Dr. Fu Manchu
Neil Hamilton
Dr. Jack Petrie
Jean Arthur
Lia Eltham
O. P. Heggie
Inspector Nayland Smith
William Austin
Sylvester Wadsworth
Claude King
Sir John Petrie
Charles A. Stevenson
General Petrie
Evelyn Selbie
Fai Lu
Noble Johnson
Li Po
Laska Winter
Fu Mela
Wong Chung
Chinese Official (uncredited)
Lawford Davidson
Character not listed
Artwork unavailable
Chappell Dossett
Character not listed
Charles Giblyn
Character not listed
Artwork unavailable
Donald MacKenzie
Character not listed
Tully Marshall
Character not listed
Artwork unavailable
Evelyn Mills
Character not listed
Artwork unavailable
William J. O'Brien
Character not listed
Charles Stevens
Character not listed