January 6, 1980. President of the Sicily Piersanti Mattarella is going to Mass with his family when a young man approaches his car and shoots him in cold blood, killing him. The young Deputy Prosecutor on duty that day is Pietro Grasso, future General Anti-Mafia Prosecutor and President of the Italian Senate. His investigations are continued by Giovanni Falcone, who uncovers dangerous connections between the Mafia, the ruling Christian Democratic Party, neo-fascist terrorists, and secret services.
Unfortunately the movie Il delitto Mattarella is not yet available on HBO Max.
| Sound | Marco Werba | Original Music Composer |
| Sound | Louis Siciliano | Original Music Composer |
| Costume & Make-Up | Francesca Fiore | Makeup Artist |
| Sound | Maria Soldatini | Original Music Composer |
| Sound | Luca Bertolin | Sound |
| Production | Aurelio Grimaldi | Producer |
| Costume & Make-Up | Caterina Nardi | Costume Design |
| Art | Valentina Arcuri | Production Design |
| Production | Federica Folli | Producer |
| Camera | Alfio D'Agata | Director of Photography |
| Writing | Aurelio Grimaldi | Writer |
| Editing | Daniele Camaioni | Editor |
| Directing | Aurelio Grimaldi | Director |
