H2S
- År: 1969
- Land: Italy
- Sjanger: Science Fiction, Comedy
- Ettromsleilighet: Mars Film Produzione, Documento Film
- Nøkkelord: factory worker, students' movement, dystopia, anti-capitalism, leftist radicalism
- Regissør: Roberto Faenza
- Cast: Lionel Stander, Denis Gilmore, Carole André, Giancarlo Cobelli, Paolo Poli, Franco Valobra