Filmography103 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2026 | My DuchessMovie | — | 68 |
| 2025 | The Yellow TieMovie | Ioana Celibidache | 67 |
| 2023 | Blackadder: A Cunning StoryMovie | Self - Contributor | 65 |
| 2023 | The Magician's ElephantMovie | Madam LaVaughn (voice) | 65 |
| 2022 | The HouseMovie | Aunt Clarice (voice) | 64 |
| 2020 | RamsMovie | Kat | 62 |
| 2019 | Modern LoveSeries | Jane | 61 |
| 2019 | Good OmensSeries | Shax | 61 |
| 2017 | ChurchillMovie | Clementine Churchill | 59 |
| 2015 | Testament of YouthMovie | Miss Lorimer | 57 |
| 2015 | And Then There Were NoneSeries | Emily Brent | 57 |
| 2015 | An Inspector CallsMovie | Sybil Birling | 57 |
| 2015 | CasanovaSeries | Marquise d'Urfé | 57 |
| 2015 | Danger MouseSeries | Queen of Weevils (voice) | 57 |
| 2014 | Muppets Most WantedMovie | Berliner at Window | 56 |
| 2014 | The Incredible Adventures of Professor BranestawmMovie | Mrs Blitherington | 56 |
| 2014 | Mapp and LuciaSeries | Elizabeth Mapp | 56 |
| 2013 | BelleMovie | Lady Ashford | 55 |
| 2013 | Hello: A Portrait Of Leslie PhillipsMovie | Self / Mrs. Victor | 55 |
| 2012 | Final Cut: Ladies and GentlemenMovie | (archive footage) | 54 |
| 2012 | Parade's EndSeries | Mrs. Wannop | 54 |
| 2010 | Harry Potter and the Deathly Hallows: Part 1Movie | Rita Skeeter | 52 |
| 2010 | RubiconSeries | Katherine Rhumor | 52 |
| 2010 | Made in DagenhamMovie | Barbara Castle | 52 |
| 2009 | The Young VictoriaMovie | Duchess of Kent | 51 |
| 2008 | Blackadder's Most Cunning MomentsMovie | Self | 50 |
| 2007 | Southland TalesMovie | Nana Mae Frost | 49 |
| 2007 | Fred ClausMovie | Annette Claus | 49 |
| 2007 | The Life and Times of Vivienne VyleSeries | — | 49 |
| 2006 | Paris Je T'aimeMovie | La femme au trench rouge (Bastille) | 48 |
| 2006 | Merlin's ApprenticeSeries | Lady of the Lake | 48 |
| 2005 | Harry Potter and the Goblet of FireMovie | Rita Skeeter | 47 |
| 2005 | The Funny Blokes of British ComedyMovie | Queenie (archive footage) (uncredited) | 47 |
| 2005 | Gideon's DaughterMovie | Stella | 47 |
| 2005 | Wah-WahMovie | Lauren Compton | 47 |
| 2005 | The Adventures of Bottle Top BillSeries | Corky (British dub voice) | 47 |
| 2004 | The Prince & MeMovie | Queen Rosalind | 46 |
| 2004 | Churchill: The Hollywood YearsMovie | Eva Braun | 46 |
| 2004 | The Phantom of the OperaMovie | Madame Giry | 46 |
| 2003 | The ActorsMovie | Mrs. Magnani | 45 |
| 2003 | Falling AngelsMovie | Mary Field | 45 |
| 2002 | V Graham NortonSeries | Self | 44 |
| 2001 | Snow WhiteMovie | Elspeth | 43 |
| 2000 | Get CarterMovie | Gloria Carter | 42 |
| 2000 | The Miracle MakerMovie | Mary Magdalene (voice) | 42 |
| 2000 | Sleepy Hollow: Behind the LegendMovie | Self | 42 |
| 2000 | Chicken RunMovie | Mrs. Tweedy (voice) | 42 |
| 1999 | Sleepy HollowMovie | Lady Mary Van Tassel / Crone Witch | 41 |
| 1999 | Alice in WonderlandMovie | Queen of Hearts | 41 |
| 1999 | Blackadder: Back & ForthMovie | Queenie | 41 |
| 1999 | Jacob Two Two Meets the Hooded FangMovie | Miss Fowl | 41 |
| 1998 | MerlinSeries | Lady of the Lake / Mab | 40 |
| 1998 | Ted & RalphMovie | Henrietta Blough-Pendleton | 40 |
| 1998 | St. IvesMovie | Susan Gilchrist | 40 |
| 1998 | The Scold's BridleSeries | Dr Sarah Blakeney | 40 |
| 1997 | The ApostleMovie | Toosie | 39 |
| 1997 | SwannMovie | Sarah Maloney | 39 |
| 1997 | A Dance to the Music of TimeSeries | Pamela Flitton | 39 |
| 1997 | The Designated MournerMovie | Judy | 39 |
| 1996 | The Evening StarMovie | Patsy Carpenter | 38 |
| 1996 | Saint-ExMovie | Consuelo de Saint-Exupéry | 38 |
| 1995 | The Night and the MomentMovie | Julie | 37 |
| 1994 | Tom & VivMovie | Vivienne Haigh-Wood | 36 |
| 1994 | FatherlandMovie | Charlie Maguire | 36 |
| 1993 | Shooting StarsSeries | Self | 35 |
| 1993 | CenturyMovie | Clara | 35 |
| 1993 | JealousyMovie | Stella/Elsbeth | 35 |
| 1992 | DamageMovie | Ingrid Fleming | 34 |
| 1992 | Absolutely FabulousSeries | Bettina | 34 |
| 1992 | Mr. Wakefield's CrusadeMovie | Sandra | 34 |
| 1992 | The Crying GameMovie | Jude | 34 |
| 1991 | PerformanceSeries | Anna | 33 |
| 1991 | RedemptionMovie | Valerie Paris | 33 |
| 1990 | Les DogsMovie | Bride's Mother | 32 |
| 1990 | The FoolMovie | Columbine / Rosalind / Ophelia | 32 |
| 1990 | Die KinderSeries | Sidonie Reiger | 32 |
| 1989 | Communicators From HellMovie | — | 31 |
| 1989 | Twisted ObsessionMovie | Marilyn | 31 |
| 1989 | Ball-Trap On The Cote SauvageMovie | Early Bird | 31 |
| 1988 | This MorningSeries | Self | 30 |
| 1988 | The StorytellerSeries | Witch | 30 |
| 1988 | Blackadder's Christmas CarolMovie | Queens Elizabeth I / Asphyxia XIX | 30 |
| 1988 | The Storyteller: The Three RavensMovie | Witch | 30 |
| 1988 | The Master BuilderMovie | Hilde Wangel | 30 |
| 1988 | Mountain LanguageMovie | Young Woman | 30 |
| 1988 | Sweet as You AreMovie | Julia Perry | 30 |
| 1987 | Empire of the SunMovie | Mrs. Victor | 29 |
| 1987 | Eat the RichMovie | DHSS Blonde | 29 |
| 1986 | ScreenPlaySeries | Valerie Paris | 28 |
| 1986 | The Demon LoverMovie | Gina | 28 |
| 1985 | Dance with a StrangerMovie | Ruth Ellis | 27 |
| 1985 | A Woman of SubstanceSeries | Paula McGill Amory | 27 |
| 1985 | The InnocentMovie | Mary Turner | 27 |
| 1983 | BlackadderSeries | Queen Elizabeth I | 25 |
| 1983 | Natural WorldSeries | Narrator | 25 |
| 1983 | Shades of DarknessSeries | Gina | 25 |
| 1983 | The Hard WordSeries | Polly Wood | 25 |
| 1982 | The Comic Strip Presents...Series | Bride's Mother | 24 |
| 1975 | Saturday Night LiveSeries | Self - Host | 17 |
| 1971 | Film '72Series | Self | 13 |
| 1953 | The OscarsSeries | Self | — |
| 0 | The Queen of FashionMovie | Helen Delves Broughton | — |
| 0 | The Custom of the CountryMovie | — | — |