Olivia en haar vriendinnen komen aan op een afgezonderd eiland om daar met alleen puur water te vasten. Zonder voedsel, telefoon, elektriciteit en geen enkele uitweg. Alleen een langvergeten haat komt naar de oppervlakte.
Nee, helaas is H2Odio nog niet beschikbaar op Netflix in Nederland.
| Directing | Alex Infascelli | Director |
| Production | Loris Curci | Executive Producer |
| Sound | Alessandro Bianchi | Sound |
| Sound | Alessandro Molaioli | Sound |
| Sound | Steve Von Till | Original Music Composer |
| Art | Eugenia F. Di Napoli | Production Design |
| Costume & Make-Up | Anna Paola Brancia d'Apricena | Costume Design |
| Editing | Consuelo Catucci | Editor |
| Camera | Arnaldo Catinari | Director of Photography |
| Writing | Alex Infascelli | Story |
| Writing | Vince Villani | Screenplay |
| Writing | Alex Infascelli | Screenplay |
| Production | Andrea Marotti | Producer |
| Production | Gianluca Curti | Producer |
| Production | Alessandro Verdecchi | Producer |
| Production | Claudio Bucci | Producer |
| Production | Alex Infascelli | Producer |
| Production | Pier Giorgio Bellocchio | Line Producer |
| Production | Mark Holdom | Associate Producer |
| Directing | Edoardo Ferretti | First Assistant Director |
| Production | Alessandro Manni | Production Manager |
| Costume & Make-Up | Alessandra Vita | Makeup Artist |
| Costume & Make-Up | Elisa Papetti | Hairstylist |
| Art | Ernesto Nicolini | Property Master |
| Sound | Fabrizio Bacherini | Sound Mixer |
| Sound | Fabrizio Bacherini | Sound Editor |
| Camera | Vladan Radović | Second Unit Director of Photography |
| Lighting | Fabio Capozzi | Gaffer |
| Camera | Luciano Mastropietro | Key Grip |
| Camera | Marco Graziaplena | First Assistant Camera |
| Camera | Claudio Cofrancesco | First Assistant Camera |
| Camera | Bruno Fundarò | Second Assistant Camera |
| Camera | Aldo Chessari | Underwater Camera |
| Camera | Massimo Lazzara | Grip |
| Lighting | Christian Bonatesta | Electrician |
| Camera | Emanuela Scarpa | Still Photographer |
| Directing | Andrea Pagano | Second Assistant Director |
| Directing | Francesca Papale | Second Assistant Director |
| Editing | Mauro Sanson | Assistant Editor |
| Editing | Lidia Ravviso | Assistant Editor |
| Costume & Make-Up | Carlo Diamantini | Special Effects Makeup Artist |
| Costume & Make-Up | Fabrizio Capponi | Special Effects Makeup Artist |
| Costume & Make-Up | Sergio Stivaletti | Special Effects Key Makeup Artist |
| Art | Isabel Berney | Assistant Production Design |
| Camera | Giampaolo Panei | Video Report |
| Production | Umberto D. Javarone | Production Assistant |
| Production | Daniele Carbonaro | Production Assistant |
| Production | Francesca Bellucci | Production Assistant |
| Production | Marica Ciaprini | Production Assistant |
| Production | Giuseppe Forle | Production Assistant |
| Crew | Laura Lucciarini | Stunts |
| Visual Effects | Francesco Grisi | Visual Effects Supervisor |
| Production | Laura Vendittelli | Production Secretary |
| Production | Gabriele Frezzolini | Accountant |
| Production | Marty Ruggiero | Accountant |
| Camera | Enrico Andreoli | Jimmy Jib Operator |
| Directing | Giuseppe Forle | Continuity |
| Crew | Michela Righini | Legal Services |
