Actor
- Synecdoche, New York (2009) .... Hazel
- The Messenger (2009) .... Olivia Pitterson
- Mister Lonely (2008) .... Marilyn Monroe
- Elizabeth - The Golden Age (2008) .... Mary Stuart
- The Daisy Chain (2008) ....
- Control (2007) .... Deborah Curtis
- Longford (2007) .... Myra Hindley
- Expired (2007) .... Claire
- Lassie (2006) .... Sarah Carraclough
- Free Jimmy (2006) .... Sonia (voice: English version)
- The Libertine (2006) .... Elizabeth Barry
- River Queen (2006) .... Sarah O'Brien
- NotNa (2005) .... Samantha Morton
- Enduring Love (2004) .... Claire
- Code 46 (2004) .... Maria Gonzales
- In America (2003) .... Sarah
- The Late Late Show Episode dated 31 October 2003 (2003) .... Herself
- Morvern Callar (2002) .... Morvern Callar
- Max and Ruby (2002) .... Ruby (6 episodes, 2002-2003)
- Minority Report (2002) .... Agatha
- Eden (2001) .... Sam
- Pandaemonium (2001) .... Sara Coleridge
- Jesus' Son (2000) .... Michelle
- Sweet and Lowdown (2000) .... Hattie
- The Last Yellow (1999) .... Jackie
- Dreaming of Joseph Lees (1999) .... Eva
- Under the Skin (1998) .... Iris Kelly
- The History of Tom Jones, a Foundling (1998) .... Sophia / ... (2 episodes, 1997)
- This Is the Sea (1998) .... Hazel Stokes
- Jane Eyre (1997) .... Jane Eyre
- Emma (1997) .... Harriet Smith
- The Future Lasts a Long Time (1996) .... May
- The Token King (1993) .... Vicky