| 2024 | Doctor Who | The Meep (voice) |
| 2024 | Miriam Margolyes Impossibly Australian | Self |
| 2024 | The Real Ken Dodd: The Man I Loved | Narrator (voice) |
| 2024 | Miriam Margolyes: A New Australian Adventure | Self - Presenter |
| 2023 | My Happy Ending | Judy |
| 2023 | Mog's Christmas | Aunt One (voice) |
| 2023 | Blackadder: A Cunning Story | Self – Narrator (voice) |
| 2023 | Doctor Who: 60th Anniversary Specials | The Meep (voice) (archive footage) |
| 2023 | Pored tebe | Granny Vera |
| 2023 | Lady Gregory: Ireland's First Social Influencer | Self |
| 2022 | Miriam Margolyes: Australia Unmasked | Self - Host |
| 2022 | David Baddiel: Jews Don't Count | Self |
| 2022 | Miriam's Dickensian Christmas | |
| 2022 | Judi Dench: Our National Treasure | Self |
| 2022 | The Story of Queen Victoria | Narrator |
| 2022 | imagine... Miriam Margolyes: Up for Grabs | Self |
| 2022 | The Fringe, Fame and Me | Self |
| 2022 | Dog Squad | Sylvie (voice) |
| 2021 | H Is for Happiness | Miss Bamford |
| 2021 | Miriam and Alan: Lost in Scotland | Self |
| 2021 | Letters Live from the Archive: Freemasons’ Hall | |
| 2020 | Miss Fisher and the Crypt of Tears | Prudence Stanley |
| 2020 | Miriam Margolyes: Almost Australian | Self - Host |
| 2020 | The Last Leg: Locked Down Under | Herself |
| 2020 | The Last Artifact | Narrator (UK version) |
| 2020 | Wings | Audrey |
| 2020 | Miriam's Big Fat Adventure | Self - Presenter |
| 2019 | Miriam's Dead Good Adventure | Herself - Presenter |
| 2019 | Comedy National Treasures: Stanley Baxter | Herself |
| 2018 | Early Man | Queen Oofeefa (voice) |
| 2018 | Apple & Onion | Queen Victoria Sponge (voice) |
| 2018 | Postcards from the 48% | |
| 2018 | Miriam’s Big American Adventure | Herself |
| 2017 | The Man Who Invented Christmas | Mrs. Fisk |
| 2017 | The Little Vampire 3D | Wulftrud (voice) |
| 2017 | Harry Potter: A History Of Magic | Herself |
| 2017 | Bucket | Mim |
| 2017 | Tate Britain's Great Art Walks | Self |
| 2016 | John Bishop: In Conversation With... | Herself |
| 2016 | Roald Dahl's Most Marvellous Book | Self |
| 2016 | The Real Marigold Hotel | Self |
| 2016 | The Real Marigold on Tour | Host (Herself) |
| 2015 | The Weekly with Charlie Pickering | Self |
| 2015 | Spirit-ED | Headmistress - Ms Ursula Gressup |
| 2014 | Maya the Bee Movie | The Queen (voice) |
| 2014 | Late Night with Seth Meyers | Self |
| 2014 | The Legend of Longwood | |
| 2014 | The Seventeenth Kind | Mrs. Mark |
| 2014 | Outlier | |
| 2014 | Honeysuckle | Patricia |
| 2013 | Plebs | Iona |
| 2012 | The Guilt Trip | Anita |
| 2012 | Call the Midwife | Mother Mildred |
| 2012 | Call the Midwife | Sister Mildred |
| 2012 | Miss Fisher's Murder Mysteries | Aunt Prudence |
| 2012 | The Wedding Video | Patricia |
| 2012 | The Last Leg | Herself |
| 2012 | Honest Trailers | Pomona Sprout (archive footage) |
| 2012 | A Closed Book | Mrs. Kilbride |
| 2012 | Sir Billi | Baroness Chantal McToff (voice) |
| 2012 | The Cow That Almost Missed Christmas | Mme Daniels / Mme Rat / Judith (voice) |
| 2011 | Harry Potter and the Deathly Hallows: Part 2 | Pomona Sprout |
| 2011 | Trollied | |
| 2011 | When Harry Left Hogwarts | Self |
| 2011 | The Itch of the Golden Nit | Mummy Socks (voice) |
| 2010 | Legend of the Guardians: The Owls of Ga'Hoole | Mrs. Plithiver (voice) |
| 2010 | Los cuentos de Tinga Tinga | |
| 2008 | Merlin | Grunhilda |
| 2008 | How to Lose Friends & Alienate People | Mrs. Kowalski |
| 2008 | Q&A | Self - Panellist |
| 2008 | We Are Most Amused | Self |
| 2008 | Blackadder's Most Cunning Moments | Self |
| 2007 | The Graham Norton Show | Self |
| 2007 | Kingdom | Henny Leach |
| 2007 | The Dukes | Aunt Vee |
| 2007 | The 50 Greatest Television Dramas | Narrator (voice) |
| 2007 | What the Pythons Did Next... | Narrator |
| 2006 | Happy Feet | Mrs. Astrakhan (voice) |
| 2006 | Flushed Away | Rita's Grandma (voice) |
| 2006 | Jam & Jerusalem | Joyce Midge |
| 2005 | American Dad! | Margaret Hilda Thatcher (voice) |
| 2005 | Wallis & Edward | Aunt Bessie |
| 2005 | Dickens in America | Host |
| 2004 | Chasing Liberty | Maria |
| 2004 | Modigliani | Gertrude Stein |
| 2004 | The Life and Death of Peter Sellers | Peg Sellers |
| 2004 | Ladies in Lavender | Dorcas |
| 2004 | Agatha Christie's Marple | Mrs. Price-Ridley |
| 2004 | Being Julia | Dolly de Vries |
| 2002 | Harry Potter and the Chamber of Secrets | Pomona Sprout |
| 2002 | Undertaking Betty | Thelma & Selma |
| 2002 | Alone | Caseworker |
| 2002 | Dickens | |
| 2001 | Cats & Dogs | Sophie the Castle Maid |
| 2001 | In Search of Peace | Ester Cailingold (voice) |
| 2001 | Not Afraid, Not Afraid | |
| 2000 | House! | Auntie Beth |
| 1999 | Magnolia | Faye Barringer (uncredited) |
| 1999 | End of Days | Mabel |
| 1999 | Sunshine | Rose Sonnenschein |
| 1999 | Dreaming of Joseph Lees | Signora Caldoni |
| 1998 | Mulan | The Matchmaker (voice) |
| 1998 | Babe: Pig in the City | Fly (voice) |
| 1998 | The First Snow of Winter | Sean McDuck (voice) |
| 1998 | Vanity Fair | Miss Crawley |
| 1998 | Supply and Demand | Edna |
| 1997 | Dharma & Greg | Chloe |
| 1997 | The Long Way Home | (voice) |
| 1997 | The IMAX Nutcracker | Sugar Plum |
| 1997 | The Phoenix and the Carpet | Cook |
| 1996 | Romeo + Juliet | Nurse |
| 1996 | James and the Giant Peach | Aunt Sponge / Glowworm (voice) |
| 1996 | Different for Girls | Pamela |
| 1995 | Babe | Fly (voice) |
| 1995 | Balto | Grandma Rosy |
| 1995 | Cold Comfort Farm | Mrs. Beetle |
| 1994 | Immortal Beloved | Nanette Streicherová |
| 1994 | Liberation | Narrator |
| 1994 | Moonacre | Old Elspeth |
| 1993 | The Age of Innocence | Mrs. Catherine Mingott |
| 1993 | The Thief and the Cobbler | Maiden from Mombassa (voice) |
| 1993 | Ed and His Dead Mother | Mabel Chilton |
| 1993 | Magic Grandad | Grandma |
| 1993 | Demonella | Mother |
| 1992 | Stalin | Krupskaya |
| 1992 | As You Like It | Audrey |
| 1992 | Frannie's Turn | Frannie Escobar |
| 1992 | Terry Wogan's Friday Night | Self |
| 1991 | Rugrats | Shirley Finster (voice) |
| 1991 | Dead Again | Hypnotism Patient |
| 1991 | The Butcher's Wife | Gina |
| 1991 | Echoes That Remain | Narrator (voice) |
| 1990 | Pacific Heights | Realtor |
| 1990 | I Love You to Death | Joey's Mother |
| 1990 | The Fool of the World and the Flying Ship | Mother / Mrs. Woodcutter |
| 1990 | Orpheus Descending | Vee Talbot |
| 1990 | The Fool | Mrs. Bowring |
| 1990 | Old Flames | Nellie |
| 1989 | Murderers Among Us: The Simon Wiesenthal Story | Mrs. Rajzman |
| 1989 | Poor Little Rich Girl: The Barbara Hutton Story | Elsa Maxwell |
| 1989 | Unexplained Laughter | Laughter (voice) |
| 1988 | Blackadder's Christmas Carol | Queen Victoria |
| 1987 | A Little Princess | Miss Amelia |
| 1987 | Little Dorrit | Flora Finching |
| 1987 | Body Contact | Tony's Mother |
| 1986 | Little Shop of Horrors | Dental Nurse |
| 1986 | Muzzy in Gondoland | The Queen (voice) |
| 1986 | Scotch & Wry | |
| 1986 | Fifties Features - The Women behind the Pictures | |
| 1985 | Morons from Outer Space | Doctor Wallace |
| 1985 | The Good Father | Jane Powell |
| 1985 | Oliver Twist | |
| 1984 | Electric Dreams | Ticket Girl |
| 1984 | Freud | Baroness von Lieben |
| 1983 | Blackadder | Lady Whiteadder |
| 1983 | Blackadder | Queen Victoria |
| 1983 | Yentl | Sarah |
| 1983 | Frida Kahlo & Tina Modotti | (voice) |
| 1982 | Scrubbers | Jones |
| 1982 | The Comic Strip Presents... | Mother |
| 1982 | Wogan | Self |
| 1981 | Reds | Woman with Notebook (uncredited) |
| 1981 | The History Man | Melissa Tordoroff |
| 1981 | A Kick Up the Eighties | |
| 1981 | Take a Letter, Mr. Jones | |
| 1980 | The Awakening | Dr. Kadira |
| 1980 | The Apple | Landlady |
| 1979 | Tales of the Unexpected | Mary Burge |
| 1978 | 西遊記 | Narator |
| 1978 | An Audience with... | Self |
| 1978 | On a Paving Stone Mounted | |
| 1977 | Confessions from a Holiday Camp | Blackbird (voice) (uncredited) |
| 1977 | Stand up, Virgin Soldiers | Elephant Ethel |
| 1977 | The Thin End of the Wedge | Veronica |
| 1976 | The Battle of Billy's Pond | Tour Guide |
| 1976 | Kizzy | |
| 1976 | The Lifeswappers | Miriam/Miss Babberton |
| 1975 | Angels | |
| 1975 | Rime of the Ancient Mariner | |
| 1975 | The Girls of Slender Means | Jane Wright |
| 1975 | Naughty Girls | Voice |
| 1974 | Fall of Eagles | Anna Vyrubova |
| 1974 | On the Game | Narrator (voice) (uncredited) |
| 1974 | Ken Dodd's World of Laughter | |
| 1970 | Play for Today | Veronica |
| 1969 | The Ha-Ha | Kathie |
| 1969 | A Nice Girl Like Me | Pensione |
| 1967 | At the Eleventh Hour | |
