An anthropologist and an alcoholic helicopter pilot discover a race of predatory reptile men in the jungles of South America.
| Directing | Gus Trikonis | Director |
| Writing | Geoffrey Household | Novel |
| Costume & Make-Up | Dee Manges | Makeup Artist |
| Writing | Larry K. Johnson | Writer |
| Camera | Michael C. Butler | Director of Photography |
| Production | Michael C. Butler | Associate Producer |
| Costume & Make-Up | Cecille Baun | Makeup Artist |
| Sound | Perry Botkin Jr. | Original Music Composer |
| Art | Ruben Arthur Nicdao | Art Direction |
| Costume & Make-Up | Dee Manges | Makeup Department Head |
| Writing | Michael Viner | Writer |
| Writing | G.W. King | Writer |
| Production | Peter E. Strauss | Executive Producer |
| Editing | Fred A. Chulack | Editor |
| Production | Mitchell L. Gamson | Associate Producer |
| Production | Michael Viner | Producer |
| Costume & Make-Up | Carolyn Elias | Hairstylist |
| Costume & Make-Up | David B. Miller | Special Effects Makeup Artist |
| Costume & Make-Up | Craig Reardon | Special Effects Makeup Artist |
