Emily Watson has joined Ren?e Zellweger and Ewan McGregor in the cast of Chris Noonan’s Miss Potter, says Production Weekly. The biopic of UK children’s author Beatrix Potter is scheduled to start shooting in the UK and the Isle of Man in March.Watson will play Millie, the sister of McGregor’s character, Norman Warne, Potter’s publisher and lover.Source: comingsoon.net