Eraclio Petri (29 January 1929 – 10 November 1982) was an Italian film director, screenwriter, theater director, and critic who was involved with political filmmaking in the 1960s and 1970s. Investigation of a Citizen Above Suspicion won the Best Foreign-Language Film Oscar in 1971, while The Working Class Goes to Heaven won the Palme d’Or at the 1972 Cannes Film Festival. Other films by Petri include The 10th Victim (1965), We Still Kill the Old Way (1967), A Quiet Place in the Country (1968), Property Is No Longer a Theft (1973), and Todo modo (1974). (1976). He was hailed as “one of the leading political and social satirists of Italian film” by the Museum of Modern Art.