This international co-production, shot at Barrandov Studios with international cast including Czech actors is an attempt to create a sci-fi fantasy in the tradition of Star Wars and Star Trek. Sometime in the distant future, several earthlings turn up on a strange planet ruled over by a despotic ruler with magic powers. A young earth-man initiates a successful uprising.
Unfortunately the movie Nexus 2.431 is not yet available on HBO Max.
| Directing | José María Forqué | Director |
| Writing | Juan Piquer Simón | Novel |
| Writing | José María Forqué | Screenplay |
| Directing | Álvaro Forqué | First Assistant Director |
| Directing | Martin Šlehofer | First Assistant Director |
| Directing | Margarita Pardo | Script Supervisor |
| Writing | Álvaro Forqué | Screenplay |
| Camera | Fernando Arribas | Director of Photography |
| Camera | Jiří Milfait | Director of Photography |
| Art | Jaromír Švarc | Production Design |
| Art | Jiří Štamfest | Art Direction |
| Costume & Make-Up | Pavel Purkrábek | Costume Design |
| Costume & Make-Up | Nevena Thielová | Makeup & Hair |
| Costume & Make-Up | Ivo Strangmüller | Makeup & Hair |
| Editing | Paul Aviles | Editor |
| Sound | Tim Owens | Sound |
| Sound | Mark Bygrave | Sound |
| Sound | Ken Barton | Sound |
| Sound | Paul Hamblin | Sound |
| Sound | Jan Štorek | Sound |
| Sound | Petr Hochmann | Sound |
| Crew | Jiří Rumler | Special Effects |
| Crew | Jiří Milfait | Special Effects |
| Crew | Luděk Jelen | Stunts |
| Crew | Jiří Kuba | Stunts |
| Crew | Dimo Lipitkovský | Stunts |
| Crew | Jaroslav Pšenička | Stunts |
| Production | Vladimír Soják | Producer |
| Production | Roger Crago | Production Manager |
| Production | Bob Baker | Production Manager |
| Production | José Gutiérrez Maesso | Production Manager |
| Production | Daniel Rouha | Production Manager |
| Camera | Ivan Malý | Still Photographer |
| Crew | Viktor Čahoj | Animal Wrangler |
| Sound | Daniel Jones | Original Music Composer |
