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 |
| Writing | Roberto Faenza | Writer |
| Camera | Giulio Albonico | Director of Photography |
| Editing | Roberto Perpignani | Editor |
| Production | Mario Di Biase | Production Manager |
| Art | Gianni Polidori | Production Design |
| Sound | Bruno Nicolai | Music Director |
| Production | Fausto Saraceni | Executive Producer |
| Costume & Make-Up | Franco Carretti | Costume Designer |
| Costume & Make-Up | Francesca Romana Cofano | Assistant Costume Designer |
| Art | Franco Velchi | Assistant Production Design |
| Directing | Mario Pippa | First Assistant Director |
| Directing | Paola Corinti | First Assistant Director |
| Camera | Enrico Fontana | Assistant Camera |
| Production | Mario Cotone | Production Supervisor |
| Production | Claudio Saraceni | Accountant |
| Directing | Mario Milani | Script Coordinator |
| Editing | Anna Rosa Napoli | Assistant Editor |
| Sound | Vittorio Massi | Sound |
| Sound | Armando Bondani | Boom Operator |
| Costume & Make-Up | Giuseppe Banchelli | Makeup Artist |
| Costume & Make-Up | Liliana Celli | Hairdresser |
| Crew | Tonino Cacciottolo | Special Effects |
| Sound | Paolo Ketoff | Sound Effects |
| Directing | Maria Virginia Onorato | Script Supervisor |
