A corporation building a highway through the rainforest hires a gang of mercenaries to get rid of the local Indians, who don't want the highway built through their lands. The mercenaries resort to murder, massacres and enslavement to rid the company of its Indian problem. Sgt. Irons, a former Marine NCO, helps to unite the jungle tribes and leads them in their fight to protect their homes and their families.
| Writing | Filiberto Bandini | Screenplay |
| Writing | Filiberto Bandini | Story |
| Directing | Antonio Margheriti | Director |
| Writing | Franco Bucceri | Screenplay |
| Directing | Edoardo Margheriti | First Assistant Director |
| Camera | Roberto Benvenuti | Director of Photography |
| Production | Luciano Tartaglia | Production Accountant |
| Production | Giuseppe Cioccarelli | Unit Manager |
| Sound | Cesare D'Amico | Sound Editor |
| Production | Enrico Coletti | Executive Producer |
| Production | Louis DiGiaimo | Casting |
| Costume & Make-Up | Adriana Berselli | Costume Design |
| Sound | Nick Alexander | Sound Editor |
| Sound | Pino Donaggio | Original Music Composer |
| Editing | Angela Cipriani | Editor |
| Production | Filiberto Bandini | Producer |
| Visual Effects | Edoardo Margheriti | Special Effects Supervisor |
