A crusty recluse on a Caribbean island who is dedicated to destroying sharks gets involved in a hunt for buried treasure.
| Writing | Jaime Comas Gil | Screenplay |
| Writing | Alfredo Giannetti | Screenplay |
| Writing | Jesús R. Folgar | Screenplay |
| Directing | Enzo G. Castellari | Director |
| Writing | Tito Carpi | Screenplay |
| Writing | Gisella Longo | Story |
| Writing | Alfredo Giannetti | Story |
| Production | Franco Nero | Co-Producer |
| Editing | Massimo Gasperini | Editor |
| Production | Jesús R. Folgar | Production Manager |
| Sound | Guido De Angelis | Music |
| Sound | Maurizio De Angelis | Music |
| Camera | Giovanni Bergamini | Camera Operator |
| Production | Karl Spiehs | Line Producer |
| Editing | Gianfranco Amicucci | Editor |
| Production | Enzo Doria | Producer |
| Camera | Roberto Amicucci | Camera Operator |
| Production | Jaime Comas Gil | Co-Producer |
| Production | Luggi Waldleitner | Producer |
| Camera | Fabrizio Di Biasi | Camera Operator |
| Production | Francisco Flores | Associate Producer |
| Camera | Giancarlo Granatelli | Camera Operator |
| Camera | Massimo Gasperini | Camera Operator |
| Art | Gisella Longo | Art Direction |
| Crew | Rocco Lerro | Stunts |
| Production | Nino Segurini | Executive Producer |
| Crew | Massimiliano Cerchi | Special Effects |
| Camera | Ramón Bravo | Underwater Director of Photography |
| Crew | Raúl Pérez Cubero | Cinematography |
| Costume & Make-Up | Francesco Fabbi | Costume Design |
| Camera | Livia Rava | Camera Operator |
| Art | Roberto Sannino | Assistant Production Design |
| Art | Mario Molli | Assistant Production Design |
