Filmography95 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2026 | Tommy & TuppenceSeries | Aunt Ada | 70 |
| 2026 | & SonsMovie | Isabel | 70 |
| 2024 | Paddington in PeruMovie | Aunt Lucy (voice) | 68 |
| 2022 | Downton Abbey: A New EraMovie | Maud Bagshaw | 66 |
| 2022 | Sunday with Laura KuenssbergSeries | Self | 66 |
| 2021 | Thirties in Colour: Countdown to WarSeries | Self - Narrator | 65 |
| 2020 | TryingSeries | Penny | 64 |
| 2020 | Flesh and BloodSeries | Mary Bennett | 64 |
| 2019 | Maleficent: Mistress of EvilMovie | Knotgrass | 63 |
| 2019 | Downton AbbeyMovie | Maud Bagshaw | 63 |
| 2019 | A ConfessionSeries | Karen Edwards | 63 |
| 2017 | Paddington 2Movie | Aunt Lucy (voice) | 61 |
| 2017 | National Theatre Live: FolliesMovie | Sally Durant Plummer | 61 |
| 2017 | Little BirdMovie | First Officer Simpkins | 61 |
| 2017 | Finding Your FeetMovie | Sandra Abbott | 61 |
| 2017 | Harry Potter: A History Of MagicMovie | Narrator | 61 |
| 2016 | The CrownSeries | Queen Elizabeth II | 60 |
| 2015 | Pride: The True StoryMovie | Herself | 59 |
| 2015 | GypsyMovie | Rose | 59 |
| 2014 | MaleficentMovie | Knotgrass | 58 |
| 2014 | PaddingtonMovie | Aunt Lucy (voice) | 58 |
| 2014 | PrideMovie | Hefina | 58 |
| 2014 | Lily's Driftwood BaySeries | Rowena Rabbit (voice) | 58 |
| 2013 | Mouse and Mole at Christmas TimeMovie | Shrew (voice) | 57 |
| 2012 | London: The Modern BabylonMovie | Spoken Quotations (voice) | 56 |
| 2012 | The GirlMovie | Alma Reville Hitchcock | 56 |
| 2012 | The Story of MusicalsSeries | Self – Narrator (voice) | 56 |
| 2011 | The AwakeningMovie | Maud Hill | 55 |
| 2011 | Arthur ChristmasMovie | Mrs Santa (voice) | 55 |
| 2010 | Harry Potter and the Deathly Hallows: Part 1Movie | Dolores Umbridge | 54 |
| 2010 | Alice in WonderlandMovie | Talking Flowers (voice) | 54 |
| 2010 | The Michael Ball ShowSeries | Self | 54 |
| 2010 | Another YearMovie | Janet | 54 |
| 2010 | Psychoville Halloween SpecialMovie | Grace Andrews | 54 |
| 2009 | Taking WoodstockMovie | Sonia Teichberg | 53 |
| 2008 | Three and OutMovie | Rosemary Cassidy | 52 |
| 2008 | A Bunch of AmateursMovie | Mary | 52 |
| 2007 | Harry Potter and the Order of the PhoenixMovie | Dolores Umbridge | 51 |
| 2007 | The Graham Norton ShowSeries | Self | 51 |
| 2007 | CranfordSeries | Miss Pole | 51 |
| 2007 | How About You...Movie | Hazel Nightingale | 51 |
| 2007 | Freedom WritersMovie | Margaret Campbell | 51 |
| 2007 | Guilty HeartsMovie | Naomi | 51 |
| 2006 | The Wind in the WillowsMovie | Barge Lady | 50 |
| 2006 | Live! Girls! Present DogtownSeries | — | 50 |
| 2005 | Doctor WhoSeries | Interface (voice) | 49 |
| 2005 | The Late Late Show with Craig FergusonSeries | Self | 49 |
| 2005 | ShakespeaRe-ToldSeries | — | 49 |
| 2005 | Nanny McPheeMovie | Mrs. Blatherwick | 49 |
| 2005 | FingersmithSeries | Mrs. Sucksby | 49 |
| 2004 | Vera DrakeMovie | Vera Drake | 48 |
| 2003 | Bright Young ThingsMovie | Lady Brown | 47 |
| 2003 | Cambridge SpiesSeries | The Queen | 47 |
| 2003 | I'll Be ThereMovie | Dr. Bridget | 47 |
| 2003 | BlackballMovie | Bridget | 47 |
| 2002 | CrushMovie | Janine | 46 |
| 2002 | ReadyMovie | Naomi | 46 |
| 2001 | Another LifeMovie | Ethel Graydon | 45 |
| 2000 | Victoria Wood with All the TrimmingsMovie | Mrs. Cottisloe | 44 |
| 2000 | Chicken RunMovie | Bunty (voice) | 44 |
| 2000 | RatMovie | Conchita Flynn | 44 |
| 1999 | David CopperfieldSeries | Mrs. Micawber | 43 |
| 1999 | Jack and the BeanstalkMovie | Dilly (voice) | 43 |
| 1998 | Shakespeare in LoveMovie | Nurse | 42 |
| 1997 | Midsomer MurdersSeries | Christine Cooper | 41 |
| 1997 | Remember Me?Movie | Lorna | 41 |
| 1997 | The Ugly DucklingMovie | Scruffy (voice) | 41 |
| 1996 | Twelfth NightMovie | Maria | 40 |
| 1996 | The Snow Queen's RevengeMovie | Elspeth / Rowena (voice) | 40 |
| 1995 | Sense and SensibilityMovie | Charlotte Jennings Palmer | 39 |
| 1995 | Citizen XMovie | Mrs. Burakov | 39 |
| 1995 | Is It Legal?Series | — | 39 |
| 1995 | The Snow QueenMovie | Ivy / Angorra | 39 |
| 1995 | The Wind in the WillowsMovie | Mother Squirrel | 39 |
| 1995 | The Adventures of MoleMovie | Voice | 39 |
| 1994 | Deadly AdviceMovie | Beth Greenwood | 38 |
| 1994 | Mole's ChristmasMovie | (voices) | 38 |
| 1993 | Much Ado About NothingMovie | Margaret | 37 |
| 1992 | Peter's FriendsMovie | Mary Charleston | 36 |
| 1991 | PerformanceSeries | Jenny Beales | 35 |
| 1990 | The Englishman's WifeMovie | Stephanie | 34 |
| 1990 | Up the Garden PathSeries | — | 34 |
| 1990 | YellowbacksMovie | Cheryl Newman | 34 |
| 1989 | Tales from the CryptSeries | Sarah | 33 |
| 1989 | A Bit of Fry & LaurieSeries | — | 33 |
| 1988 | ThompsonSeries | Self | 32 |
| 1987 | The Ruth Rendell MysteriesSeries | Polly Flinders | 31 |
| 1986 | ScreenPlaySeries | Jane Hartman | 30 |
| 1986 | The Singing DetectiveSeries | Staff Nurse White | 30 |
| 1985 | Screen TwoSeries | The Producer | 29 |
| 1983 | Natural WorldSeries | Narrator | 27 |
| 1982 | Easy MoneyMovie | Mary Price | 26 |
| 1974 | PlayhouseSeries | Mary Price | 18 |
| 1953 | The OscarsSeries | Self | — |
| 0 | West the RoadMovie | — | — |