Directed by
| Richard Thorpe | ||
Writing Credits (in alphabetical order)
| Harry Sinclair Drago | ... | (screenplay) |
| Wyndham Gittens | ... | (screenplay) |
Cast (in credits order) verified as complete
| Jacqueline Logan | ... | Diana Martin | |
| Walter Miller | ... | Larry Trent | |
| Richard Tucker | ... | Chief of the Secret Service | |
| Boris Karloff | ... | Scarface Macklin | |
| Larry Steers | ... | Jack Drake | |
| Harry Todd | ... | Commodore | |
| Richard Neill | ... | Tom Trent - Prisoner | |
| Lafe McKee | ... | Trader John | |
 |
J.P. Lockney | ... | Father Ricardo - Priest (as J.P. Leckray) |
|
|
William P. Burt | ... | Mooney (as William Bert) |
| J. Gordon Russell | ... | Derelict (as Gordon Russell) | |
|
|
Robert Frazier | ... | Dakka - Native Chief |
|
|
Ruth Davis | ... | Poppy (as Poppy Ruth Davis) |
| Joe Bonomo | ... | Gorilla | |
Produced by
| Nat Levine | ... | producer |
Music by
| Lee Zahler | ... | (uncredited) |
Cinematography by
| Ernest Laszlo | ... | (photographed by) |
| Ray Ries | ... | (photographed by) |
Second Unit Director or Assistant Director
| Bernard McEveety | ... | assistant director (uncredited) |
Stunts
| Mel Koontz | ... | lion wrestler (uncredited) |
| Joe Bonomo | ... | stunts (uncredited) |
| Yakima Canutt | ... | stunts (uncredited) |
