Reparto y equipo
-
Warner OlandCharlie Chan - Keye LukeLee Chan
- Joan MarshJoan Wendall
- J. Edward BrombergMurdock
- Douglas FowleyJohnny Burke
- Harold HuberChief Inspector James Nelson NYPD
- Donald WoodsSpeed Patten
- Louise HenryBillie Bronson
- Joan WoodburyMarie Collins/Mrs. Thomas Mitchell
- Leon AmesBuzz Moran
- Marc LawrenceThomas Mitchell
- Toshia MoriLing Tse
- Charles WilliamsMeeker
- Eugene BordenLouie
- Creighton HaleReporter (uncredited)
- Jack DoughertyPoliceman (uncredited)
- Lon Chaney, Jr.Desk Man (uncredited)
- James FlavinDetective (uncredited)
- Edwin StanleyLab Technician (uncredited)
- Eugene FordeDirección
- John StoneProducción
- Charles BeldenEscritor
- Jerome CadyEscritor