A group of adventurers head deep into South American jungle in search of an ancient Incan treasure.
| Editing | Ted J. Kent | Editor |
| Directing | James Whale | Director |
| Art | Jack Otterson | Art Direction |
| Camera | Karl Freund | Director of Photography |
| Sound | Charles Carroll | Sound |
| Directing | Joseph A. McDonough | Assistant Director |
| Art | Ralph M. DeLacy | Art Direction |
| Art | Russell A. Gausman | Set Decoration |
| Writing | Frances Marion | Original Story |
| Production | James Whale | Producer |
| Sound | Frank Skinner | Original Music Composer |
| Sound | Bernard B. Brown | Sound Supervisor |
| Writing | Frances Marion | Screenplay |
| Crew | Billy Wilkerson | Stunts |
| Sound | Charles Previn | Music Director |
| Crew | Iron Eyes Cody | Stunts |
| Costume & Make-Up | Bernard Newman | Costume Design |
| Production | Harry E. Edington | Producer |
| Costume & Make-Up | Irene | Costume Design |
