Directed by
| Arnold Belgard | ... | (African unit) |
| David DaLie | ... | (Amazonia unit) |
| Ismael Rodríguez | ... | (uncredited) |
Writing Credits (in alphabetical order)
| Arnold Belgard | ... | (story) (narration) |
| David DaLie | ... | (story) |
| Ismael Rodríguez | ... | (uncredited) |
Cast (in credits order) complete, awaiting verification
| Marshall Thompson | ... | Marsh Connors | |
 |
David DaLie | ... | Dave Reardon |
|
|
Antonio Gutiérrez | ... | (as Anthony Gutierriz) |
| Rosenda Monteros | ... | Orica | |
| Andrés Soler | |||
|
|
José Jasso | ||
|
|
José Chávez | ||
| Rest of cast listed alphabetically: | |||
|
|
Lou Krugman | ... | Narrator (voice) |
Produced by
| Robert Patrick | ... | producer |
Music by
| Les Baxter | ||
Cinematography by
| Carlos Carbajal | ||
Editing by
| Erma E. Levin | ||
| Norman Suffern | ||
| Fernando Martínez | ... | (uncredited) |
Art Direction by
| Edward Fitzgerald | ||
Second Unit Director or Assistant Director
| Mario Llorca | ... | assistant director |
Sound Department
| John A. Bushelman | ... | sound editor (as John Bushelman) / sound effects (as John Bushelman) |
| Ving Hershon | ... | sound editor / sound effects |
| Richard Pitstick | ... | sound recordist |
| Jesús González Gancy | ... | sound (uncredited) |
Camera and Electrical Department
| Laurie Friedman | ... | cinematographer: Africa |
| Agustín Martínez Solares | ... | cinematographer: Amazonas |
Music Department
| John A. Bushelman | ... | music editor (as John Bushelman) / music effects (as John Bushelman) |
| Ving Hershon | ... | music effects |
