Polytechnique is a 2009 Canadian film from Quebec written by Jacques Davidts and Denis Villeneuve and directed by Denis Villeneuve. Set in Montreal, Quebec and based on the École Polytechnique massacre (also known as the "Montreal Massacre"), the film documents the events of December 6, 1989, through the eyes of two students who witness a gunman murder fourteen young women. The film was released on February 6, 2009, in Quebec and on March 20, 2009, in Toronto, Vancouver and Calgary. Its release has sparked controversy in Quebec.
The film was screened at the 2009 Cannes Film Festival on May 17, 2009.