PLEASE NOTE THIS EDIT CONTAINS MATERIAL THAT WAS ORIGINALLY 4:3<br/> <br />Films may be the currency of Cannes but 2013 has seen sporting stars in the spotlight.<br/> <br />Footballing legend Pele, Formula One great Jackie Stewart and boxing champion Muhammad Ali are all the subjects of cinema at this year's festival.<br/> <br />Just days before the Monaco Grand Prix, racing great Jackie Stewart is the focus of "Weekend of a Champion", directed by Oscar-winner Roman Polanski.<br/> <br />The film follows Stewart and his wife over a weekend as they prepare for the 1971 Monaco Grand Prix, which was won by Stewart.<br/> <br />Polanski, one of the world's most respected and controversial directors -- also showcasing "Venus in Fur" at Cannes -- said it showed how racing had changed.<br/> <br />SOUNDBITE: Film Director and Formula One Enthusiast, Roman Polanski, saying (French):<br/> <br />"Back in the day, it was much freer. People could practically, or almost, walk onto the track. It was more accessible and seemed more human
