(From left) Brazilian director Walter Salles, US actress Kristen Stewart and British actor Sam Riley pose during the photocall of "On the Road" at the 65th Cannes Film Festival on May 23. The film ... more 

(From left) Brazilian director Walter Salles, US actress Kristen Stewart and British actor Sam Riley pose during the photocall of "On the Road" at the 65th Cannes Film Festival on May 23. The film adaptation of Jack Kerouac's cult novel, a sex, drugs and booze-fuelled hymn to youthful freedom, hit the big screen in Cannes Wednesday with British actor Riley in the driving seat less