She played Jude in both  Bridget Jones  films and got the part of  Moaning Myrtle  in  Harry Potter and the Chamber of Secrets  (2002), and  Harry Potter and the Goblet of Fire  (2005). She also played French princess Sophie-Philippine  in  Sofia Coppola's   Marie Antoinette  (2006). Small-screen appearances have included playing Marie Melmotte in  The Way We