 "The New York Times" called the film "a suspense melodrama with the moral concerns of angry satire [...] When it opened in Italy early this year (and later, when it was shown at Cannes), "Investigation" was hailed for the ways in which it exposed the corrupt, authoritarian practices of the police, who place themselves above their own laws [...] The story moves forward with a relentless momentum.It is a political parable, and a stunning movie.