De film speelt zich af tijdens het studentenoproer in de jaren 1965-1970. Het verhaal gaat over een jonge student die een opstandig meisje ontmoet die alle andere studenten zover krijgt dat ze gaan protesteren tegen de gevestigde orde en het systeem.
Nee, helaas is H2S nog niet beschikbaar op Netflix in Nederland.
| Camera | Sebastiano Celeste | Camera Operator |
| Directing | Roberto Faenza | Director |
| Sound | Ennio Morricone | Original Music Composer |
| Production | Gianni Hecht Lucari | Producer |
| Editing | Roberto Perpignani | Editor |
| Camera | Giulio Albonico | Director of Photography |
| Writing | Roberto Faenza | Writer |
| Sound | Bruno Nicolai | Music Director |
| Art | Franco Velchi | Assistant Production Design |
| Production | Mario Cotone | Production Supervisor |
| Costume & Make-Up | Francesca Romana Cofano | Assistant Costume Designer |
| Camera | Enrico Fontana | Assistant Camera |
| Production | Claudio Saraceni | Accountant |
| Directing | Mario Milani | Script Coordinator |
| Directing | Maria Virginia Onorato | Script Supervisor |
| Sound | Vittorio Massi | Sound |
| Costume & Make-Up | Giuseppe Banchelli | Makeup Artist |
| Crew | Tonino Cacciottolo | Special Effects |
| Costume & Make-Up | Liliana Celli | Hairdresser |
| Directing | Mario Pippa | First Assistant Director |
| Editing | Anna Rosa Napoli | Assistant Editor |
| Sound | Armando Bondani | Boom Operator |
| Directing | Paola Corinti | First Assistant Director |
| Art | Gianni Polidori | Production Design |
| Sound | Paolo Ketoff | Sound Effects |
| Production | Mario Di Biase | Production Manager |
| Production | Fausto Saraceni | Executive Producer |
| Costume & Make-Up | Franco Carretti | Costume Designer |
