Chris Nilan

In ice hockey, no one is tougher than the "goon". Those players have one mission: to protect the star players at any price. Exploring the violent world of hockey fights, Academy Award winner Alex Gibney ("Taxi to the Dark Side") looks at the world of the NHL enforcers and specifically the career of Chris "Knuckles" Nilan who helped the Montreal Canadiens win the Stanley Cup.

Of all North American professional sports, hockey is certainly the most conservative, traditional and tight-lipped. Athletes, their entourage, team owners, sponsors and journalists all adhere to a code of conduct that consists of only letting out information that helps to keep the sport's image golden. Marie-Claude Savard, who has covered the world of sport for over fifteen years, is setting out to uncover this hidden truth. Her quest is simple: to bring down the masks in order to clean up the world of sport and help it progress.