End of August. Corsica. Elbe, 17 years old, deaf since birth, is vacationing at her older sister Mathilde. One day, during her visit of the Revellata lighthouse, she catches a glimpse of a man who is coming out of the sea after scuba diving.
Unfortunately the movie Blue-Grey is not yet available on HBO Max.
| Writing | Laëtitia Martinucci | Screenplay |
| Directing | Laëtitia Martinucci | Director |
| Production | Jonathan Hazan | Producer |
| Production | Alexandre Charlet | Associate Producer |
| Sound | Lenaïck Lemaître | Music |
| Crew | Yann Maritaud | Cinematography |
| Editing | Noémie Fy | Editor |
| Directing | Vincent Prades | First Assistant Director |
| Directing | Terry Maurel | Second Assistant Director |
| Art | Roméo Zinzen | Set Designer |
| Sound | Thomas François | Sound |
| Sound | Sylvain Rety | Sound Editor |
| Sound | Sylvain Rety | Sound Mixer |
| Camera | Léonidas Arvanitis | Underwater Camera |
| Camera | Yann Maritaud | Underwater Camera |
