An alien race sends cyborgs — made to look like the son of a famous scientist, whom they killed when he landed on their planet — to Earth to help pave the way for an invasion.
| Writing | Romano Ferrara | Writer |
| Writing | Piero Pierotti | Writer |
| Directing | Romano Ferrara | Director |
| Directing | Liliana Gatti | Script Supervisor |
| Directing | Gianfranco Baldanello | Assistant Director |
| Writing | Massimo Rendina | Novel |
| Editing | Luciano Cavalieri | Editor |
| Production | Pier Ludovico Pavoni | Producer |
| Sound | Armando Trovajoli | Original Music Composer |
| Production | Alberto Chimenz | Production Manager |
| Crew | Zucchi | Special Effects |
| Costume & Make-Up | Nadia Vitali | Costume Design |
| Production | Arrigo Peri | Unit Production Manager |
| Crew | Salvadori | Special Effects |
| Production | Alberto Chemin | Producer |
| Production | Robert de Nesle | Co-Producer |
| Art | Antonio Visone | Art Direction |
| Costume & Make-Up | Franco Palombi | Makeup Artist |
| Directing | Jean-Philippe Mérand | Assistant Director |
| Sound | Angelo Mazzanti | Sound |
| Production | Gaetano Ciccarone | Producer |
| Directing | Mauro Severino | Assistant Director |
| Editing | Beatrice Felici | Assistant Editor |
| Camera | Angelo Lotti | Director of Photography |
| Camera | Pier Ludovico Pavoni | Director of Photography |
