Directed by
| Spencer Gordon Bennet | ... | (as Spencer Bennett) |
| Thomas Carr | ||
Writing Credits
| George H. Plympton | ... | (screenplay) and |
| Arthur Hoerl | ... | (screenplay) and |
| Lewis Clay | ... | (screenplay) |
| Whitney Ellsworth | ... | (based on the comic strip by) |
Cast (in credits order)
| Don McGuire | ... | Congo Bill | |
| Cleo Moore | ... | Lureen / Ruth Culver | |
| Jack Ingram | ... | Cameron | |
| I. Stanford Jolley | ... | Bernie MacGraw | |
| Leonard Penn | ... | Andre Bocar | |
| Nelson Leigh | ... | Dr. Greenway | |
| Charles King | ... | Kleeg | |
| Armida | ... | Zalea | |
| Hugh Prosser | ... | Morelli | |
| Neyle Morrow | ... | Kahla | |
| Fred Graham | ... | Villabo | |
 |
Rusty Wescoatt | ... | Ivan |
| Anthony Warde | ... | Rogan | |
| Stephen Carr | ... | Tom MacGraw | |
| Rest of cast listed alphabetically: | |||
| Ray Corrigan | ... | Gorilla (uncredited) | |
| William Fawcett | ... | Blinky [Ch. 3] (uncredited) | |
|
|
Mel Koontz | ... | Mel - assistant lion tamer [Ch. 1] (uncredited) |
| Frank Lackteen | ... | Nagoo - Witch Doctor (uncredited) | |
| Knox Manning | ... | Narrator (uncredited) | |
| Frank O'Connor | ... | Frank, Cafe Clerk (uncredited) | |
| Eddie Parker | ... | Torturer [Chs. 8 & 9] (uncredited) | |
| Stanley Price | ... | Tonata (uncredited) | |
| Wally West | ... | Circus Henchman [Ch. 1] (uncredited) | |
Produced by
| Sam Katzman | ... | producer |
Cinematography by
| Ira H. Morgan | ... | director of photography |
Editing by
| Dwight Caldwell | ||
| Earl Turner | ||
Art Direction by
| Paul Palmentola | ||
Set Decoration by
| Sidney Clifford | ||
Production Management
| Herbert B. Leonard | ... | production manager (as Herbert Leonard) |
Second Unit Director or Assistant Director
| R.M. Andrews | ... | assistant director |
Art Department
| Glenn Cravath | ... | poster artist (uncredited) |
Sound Department
| J.S. Westmoreland | ... | sound mixer |
Stunts
| Fred Graham | ... | stunts (uncredited) |
| Mel Koontz | ... | stunt double: Don McGuire (uncredited) |
| Eddie Parker | ... | stunts (uncredited) |
Music Department
| Mischa Bakaleinikoff | ... | musical director |
Additional Crew
| George Emerson | ... | animal trainer: lion (uncredited) |
| Mel Koontz | ... | animal trainer (uncredited) |
