Awards
BAFTAs
| 2002 | Nominee BAFTA TV Award | Best Comedy Performance Gimme Gimme Gimme (1999) |
| 2001 | Nominee BAFTA TV Award | Best Comedy Performance Gimme Gimme Gimme (1999) |
| 1999 | Nominee BAFTA TV Award | Best Light Entertainment Performance |
| 1998 | Nominee BAFTA Film Award | Best Performance by an Actress in a Leading Role Nil by Mouth (1997) |
| 1998 | Nominee BAFTA TV Award | Best Actress The History of Tom Jones, a Foundling (1997) |
| 1998 | Nominee BAFTA TV Award | Best Light Entertainment Performance Harry Enfield and Chums (1994) |
British Comedy Awards
| 2002 | WINNER British Comedy Award | Best Comedy Actress Gimme Gimme Gimme (1999) |
| 2000 | Nominee British Comedy Award | Best TV Comedy Actress Gimme Gimme Gimme (1999) |
| 1999 | Nominee British Comedy Award | Best TV Comedy Actress Gimme Gimme Gimme (1999) |
British Independent Film Awards
| 2011 | Nominee British Independent Film Award | Best Supporting Actress Tinker Tailor Soldier Spy (2011) |
| 1998 | WINNER British Independent Film Award | Best Performance by a British Actress in an Independent Film Nil by Mouth (1997) |
Cannes Film Festival
| 1997 | WINNER Best Actress | Nil by Mouth (1997) |
Central Ohio Film Critics Association
| 2012 | WINNER COFCA Award | Best Ensemble Tinker Tailor Soldier Spy (2011) Shared with: Gary Oldman, Mark Strong, John Hurt, Toby Jones, David Dencik, Ciarán Hinds, Colin Firth, Benedict Cumberbatch, Stephen Graham, Simon McBurney, Tom Hardy, Svetlana Khodchenkova, William Haddock |
Empire Awards, UK
| 2001 | Nominee Empire Award | Best British Actress Kevin & Perry Go Large (2000) |
National Television Awards, UK
| 2002 | Nominee National Television Award | Most Popular Comedy Performance Gimme Gimme Gimme (1999) |
Royal Television Society, UK
| 1994 | WINNER RTS Television Award | Best Actor – Female Mr. Wroe’s Virgins (1993) |
Satellite Awards
| 1999 | Nominee Golden Satellite Award | Best Actress in a Supporting Role in a Motion Picture, Drama Dancing at Lughnasa (1998) |