Trailer
Images
 | Bela Lugosi as Mr. Fu Wong aka Lysee |
 | Wallace Ford as Jason H. 'Jay' Barton |
 | Arline Judge as Peg |
 | E. Alyn Warren as Phillip Tsang |
 | Lotus Long as Moonflower |
 | Robert Emmett O'Connor as Officer 'Mac' McGillicuddy |
 | Edward Peil Sr. as Jen Yu |
| Luke Chan as Prof. Chan Fu |
 | Lee Shumway as Steve Brandon |
 | Etta Lee as Lusan |
| Ernest F. Young as Chuck Roberts |
 | Theodore Lorch as Wong Henchman |
 | James B. Leong as Wong Henchman |
 | Chester Gan as Tung's Secret Service Agent |
| Directing | |
| William Nigh | Director |
Writing | |
| Nina Howatt | Screenplay |
| Lew Levenson | Adaptation |
| Harry Stephen Keeler | Original Story |
Production | |
| George Yohalem | Producer |
Camera | |
| Harry Neumann | Director of Photography |
Sound | |
| Mischa Bakaleinikoff | Music |
| Bernard B. Brown | Music |
| Abe Meyer | Music Director |
Crew | |
| James Herbuveaux | Additional Dialogue |
Editing | |
| Jack Ogilvie | Editor |
Art | |
| E.R. Hickson | Art Direction |
Sound | |
| John Stransky Jr. | Sound |
