Robert Carlyle is said to be a firm favourite to play Robbie Williams in a movie about his life.The film will reportedly be made with the assistance of Michael Gracey - director of hit musical The Greatest Showman."Better Man" will be a fantastical coming-of-age story which plots the rise of the former Take That singer, according to US outlet Deadline.And bookies favourite to play the Rock DJ singer is no other than Trainspotting's Robert Carlyle.Paddy Power has priced the Trainspotting and Full