Mischa Barton has joined the cast of ���St. Trinians,��� British movie production, finance and sales company Ealing Studios said.
British-born Barton joins Rupert Everett, Colin Firth, Lena Headey, Caterina Murino, Stephen Fry, Jodie Whittaker, Celia Imrie, Anna Chancellor, comedian Russell Brand and Toby Jones in the cast alongside model Lily Cole. U.K. pop act Girls Aloud also take a turn in the picture.