Just out of prison, ex-con Ugo Piazza meets his former employer, a psychopathic gangster Rocco who enjoys sick violence and torture. Both the gangsters and the police believe Ugo has hidden $300,000 that should have gone to an American drug syndicate boss. Caliber 9 is the first part in Di Leo's "Milieu" Trilogy of poliziotteschi films. It was followed by "The Italian Connection" (1972) and "The Boss" (1973).
Some youngsters rape and kill their teacher; but they won't tell their motivation. The police detective on the case feels some sinister influence behind the young murderers.
Marco Vallez (Antonio Banderas) is possessed by the beauty of a circus sharp shooter, and from the second they meet he is willing to give up everything to be with her. But one horrifying night sends them both down a road of revenge leaving behind a trail of bodies to the ultimate showdown with justice.
