An expedition arrives on an uncharted jungle island to rescue the local natives, led by a jungle boy, from a volcano that is about to erupt.
| Writing | Rex Taylor | Screenplay |
| Writing | Ridgeway Callow | Screenplay |
| Writing | Barry Shipman | Screenplay |
| Editing | Helene Turner | Editor |
| Crew | George Montgomery | Stunts |
| Costume & Make-Up | Bob Mark | Makeup Artist |
| Crew | Theodore Lydecker | Special Effects |
| Directing | William Witney | Director |
| Directing | John English | Director |
| Editing | Edward Todd | Editor |
| Production | Robert M. Beche | Producer |
| Crew | Bob Mark | Special Effects |
| Crew | Henry Wills | Stunts |
| Writing | William L. Chester | Novel |
| Writing | Sol Shor | Adaptation |
| Writing | Norman S. Hall | Screenplay |
| Crew | James Dime | Stunts |
| Crew | Ted Mapes | Stunts |
| Camera | Edgar Lyons | Director of Photography |
| Camera | William Nobles | Director of Photography |
| Sound | William Lava | Original Music Composer |
| Art | Morris Braun | Set Decoration |
| Art | John Victor Mackay | Art Direction |
