How to Kill a Judge

When he decides to make a movie about a judge who's murdered after fraternizing with the Mafia, successful film director Giacomo Solaris (Franco Nero) stirs the wrath of a Sicilian magistrate, who orders the picture to be banned. But when the real judge turns up dead, mirroring the fate of the main character in Solaris's film, the director fears he could be next. (official distributor synopsis)