EXCLUSIVE : Here is first footage of Cannes Film Festival-bound documentary Cantona , about soccer great turned actor Eric Cantona. In the clip, Cantona and legendary Manchester United manager Alex Ferguson touch on their relationship. Cantona admits he was “well protected” by the Scot, and that the players would “give their lives for him”. The Cannes Special Screening, one of only three UK films in the festival’s official selection, is directed and produced by David Tryhorn and Ben Nicholas ( Pelé, El Caso Figo ), written and produced by Stevan Riley ( Fire in Babylon, Listen to Me Marlon ), and features an original electronic score by dance music vet Paul Hartnoll of Orbital. Cinetic handles sales. The synopsis reads: “The most gifted footballer of his generation was finished. Retired in disgrace at 25, he appeared destined for permanent exile from the sport he loved. Incapable of blind obedience, Eric Cantona was a libertine who bridled against conformity whenever he felt its grip tighten.…