Directed by
| David Howard | ... | (uncredited) |
Writing Credits
| Earl Derr Biggers | ... | (novel) |
| Barry Conners | ... | (uncredited) |
| Philip Klein | ... | (uncredited) |
Cast (in credits order) verified as complete
| Juan Torena | ... | Dick Kennaway | |
| Ana María Custodio | ... | Elen Potter | |
| Rafael Calvo | ... | Inspector Duff | |
| Raul Roulien | ... | Max Minchin | |
| Blanca de Castejón | ... | Peggy Minchin (as Blanca Castejón) | |
| Miguel Ligero | ... | Frank Benbow | |
 |
Amalia Santee | ... | Señora Benbow |
|
|
Carmen Rodríguez | ... | Señora Rockwel |
| Julio Villarreal | ... | Doctor Lofton | |
| José Nieto | ... | Capitán Kin | |
| Carlos Díaz de Mendoza | ... | Walter Decker | |
| Lia Torá | ... | Sybil Conway | |
| Martin Garralaga | ... | John Ross | |
|
|
Antonio Vidal | ... | Paul Nielson |
|
|
Ralph Navarro | ... | Inspector Gardner |
| Manuel Arbó | ... | Charlie Chan | |
Produced by
| William Fox | ... | producer (uncredited) |
Cinematography by
| Sidney Wagner | ... | (uncredited) |
Camera and Electrical Department
| L.B. Abbott | ... | assistant camera |
Additional Crew
| José López Rubio | ... | translator: Spanish (uncredited) |
