<P> Henderson got her first big break when Leonard White cast her as the lead in the children's television drama Shadow of the Stone on ITV . After this, she spent the majority of her twenties concentrating on performing a wide variety of roles in the theatre . Early 1990 saw her return to television screens when she appeared in the third series of the wartime drama series Wish Me Luck and in Clarissa (1991). More stage work followed before she landed the key role of Isobel in the popular BBC series Hamish Macbeth in 1995 . </P> <P> Henderson then moved into films, playing Morag in Rob Roy (1995) and Spud's girlfriend Gail in Danny Boyle's Trainspotting (1996). She continued her work in the theatre, including many productions at the National Theatre in London . The following year, she appeared in Mike Leigh's Topsy - Turvy--which also provided an opportunity for her to show off her singing skills--and Michael Winterbottom's Wonderland . </P> <P> She played Jude in all three Bridget Jones films and Moaning Myrtle in Harry Potter and the Chamber of Secrets (2002) and Harry Potter and the Goblet of Fire (2005). She co-starred in the British film Close Your Eyes (2002) along with Goran Višnjić and Miranda Otto and also played French princess Sophie - Philippine in Sofia Coppola's Marie Antoinette (2006). </P> <P> She played the school matron in Nick Moore's 2008 film Wild Child . </P>

Who plays the ghost in the bathroom in harry potter