Cast
Fortunio Bonanova
Insp. Luis Carvero
Robert Emmett Keane
Alfred Wyans (as Robert E. Keane)
Willie Best
Chattanooga Brown
Carol Hughes
Marguerite Fontain
Marjorie Hoshelle
Countess Irena Masak
George Meeker
Edmond Slade
Charles Trowbridge
Prentiss
Sidney Toler
Charlie Chan
Benson Fong
Tommy Chan
Barton Yarborough
Joseph Brandish
Don Costello
Charles Masack
Barbara Jean Wong
Iris Ling (as Jean Wong)