
Filmography64 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2023 | DreamlandSeries | Orla | 62 |
| 2022 | Downton Abbey: A New EraMovie | Lady Rosamund Painswick | 61 |
| 2022 | Judi Dench: Our National TreasureMovie | Self | 61 |
| 2022 | The Marvellous Maggie Smith: A CelebrationMovie | Self | 61 |
| 2022 | The Stranger in Our BedMovie | Isadora | 61 |
| 2021 | Secrets of the Royal PalacesSeries | Narrator (voice) | 60 |
| 2020 | EtheriaSeries | — | 59 |
| 2020 | Agatha Christie: 100 Years of Poirot and Miss MarpleMovie | Self - Actor | 59 |
| 2018 | The Queen and IMovie | Queen Elizabeth II | 57 |
| 2017 | Lady MMovie | Margot | 56 |
| 2016 | Judi Dench: All the World's Her StageMovie | Self | 55 |
| 2012 | Playhouse PresentsSeries | Woman | 51 |
| 2012 | The Great Sport Relief Bake OffSeries | Self - Contestant | 51 |
| 2011 | Death in ParadiseSeries | Joanne Henderson | 50 |
| 2010 | Downton AbbeySeries | Lady Rosamund Painswick | 49 |
| 2009 | The QueenSeries | The Queen | 48 |
| 2008 | Lark Rise to CandlefordSeries | Celestia Brice Coulson | 47 |
| 2008 | Murdoch MysteriesSeries | Lady Suzanne Atherly | 47 |
| 2008 | A Bunch of AmateursMovie | Dorothy Nettle | 47 |
| 2007 | The Sarah Jane AdventuresSeries | Wormwood | 46 |
| 2007 | The Alan Titchmarsh ShowSeries | Self | 46 |
| 2007 | MobileSeries | Rachel West | 46 |
| 2007 | Consenting AdultsMovie | Jill Wolfenden | 46 |
| 2007 | Fanny HillMovie | Mrs. Cole | 46 |
| 2007 | OutnumberedSeries | Angela | 46 |
| 2007 | The Sarah Jane Adventures: Invasion of the BaneMovie | Mrs Wormwood | 46 |
| 2006 | The Return of Bond: The Start of Production Press EventMovie | — | 45 |
| 2004 | New TricksSeries | Anne Gorton | 43 |
| 2004 | BlindedMovie | Caroline Lamar | 43 |
| 2004 | StringsMovie | Eike | 43 |
| 2004 | Agatha Christie's MarpleSeries | Sylvia Savage | 43 |
| 2003 | Canterbury TalesSeries | Jane Barlow | 42 |
| 2002 | Die Another DayMovie | Moneypenny | 41 |
| 2002 | The Inspector Lynley MysteriesSeries | Vivienne Oborne | 41 |
| 2002 | Best Ever BondMovie | Self / Miss Monneypenny | 41 |
| 2001 | The HuntMovie | Lady Patricia Whitton | 40 |
| 2001 | The BombmakerMovie | Patsy | 40 |
| 2000 | Harry Enfield's Brand Spanking New ShowSeries | Plane Passenger | 39 |
| 1999 | The World Is Not EnoughMovie | Miss Moneypenny | 38 |
| 1998 | What Rats Won't DoMovie | Jane | 37 |
| 1998 | Highly Classified: The World of 007Movie | Self | 37 |
| 1997 | Midsomer MurdersSeries | Suzanna Chambers | 36 |
| 1997 | Tomorrow Never DiesMovie | Moneypenny | 36 |
| 1997 | Midsomer MurdersSeries | Arabella Hammond | 36 |
| 1997 | Mr White Goes To WestminsterMovie | Helen Nash | 36 |
| 1996 | EmmaMovie | Mrs. Weston | 35 |
| 1996 | Silent WitnessSeries | DS Hannah Quirke | 35 |
| 1996 | Thief TakersSeries | Carol Mason | 35 |
| 1995 | GoldenEyeMovie | Moneypenny | 34 |
| 1995 | Tears Before BedtimeSeries | Sarah Baylis | 34 |
| 1992 | HeartbeatSeries | Sylvia Swinton | 31 |
| 1991 | In Suspicious CircumstancesSeries | Daisy Holt | 30 |
| 1991 | The Black CandleMovie | Bridget Mordaunt | 30 |
| 1989 | Agatha Christie's PoirotSeries | Stella Robinson | 28 |
| 1989 | Screen OneSeries | Sue | 28 |
| 1989 | Erik the VikingMovie | Helga | 28 |
| 1989 | The Ginger TreeSeries | Mary MacKenzie | 28 |
| 1989 | One Way OutMovie | Sue | 28 |
| 1989 | 4 PlaySeries | Lee | 28 |
| 1987 | Inspector MorseSeries | Helen Marriat | 26 |
| 1984 | The BillSeries | — | 23 |
| 1984 | Miss MarpleSeries | Julia Simmons | 23 |
| 1983 | Mansfield ParkSeries | Maria Bertram | 22 |
| 1975 | Rumpole of the BaileySeries | Liz Probert | 14 |