The Traitor is a 2019 internationally co-produced biographical crime drama film co-written and directed by Marco Bellocchio, about the life of Tommaso Buscetta, the first Sicilian Mafia boss who was treated by some as pentito. Pierfrancesco Favino stars as Buscetta, alongside Maria Fernanda Cândido, Fabrizio Ferracane, Fausto Russo Alesi and Luigi Lo Cascio.

Marco Bellocchio is an Italian film director, screenwriter, and actor.