| Year | Title | Role(s) | Notes |
| 1984 | The Young Ones | GwendolynBank Teller | 2 episode ("Time", "Summer Holiday") |
| Little Armadillos | Various | 1 episode |
| 1985 | Happy Families | Flossie | |
| 1985-1986 | Girls on Top | Debbie, Felicity | 3 episodes |
| 1986-1991 | Naked Video | Argumentative Wife | Appears in 12 episodes, also writer of 2 epiosdes |
| 1987 | Filthy Rich & Catflap | Doctor | 1 episode ("Dead Milkmen") |
| Hello Mum | Herself | Co-host and writer |
| 1988–1998 | French and Saunders | Baby SueMake-up Artist | 2 episodes ("Episodes 2.3", "The Making of Titanic") |
| 1989 | The New Statesman | Radio presenter | 1 episode ("The Haltemprice Bunker") |
| 1991-1992 | Bottom | NurseLady Natasha | 2 episodes ("Apocalypse", "Digger") |
| 1992–2012 | Absolutely Fabulous | Catriona | |
| 1992, 2011 | Casualty | Maria HarrapHillary Oppe | 2 episodes ("Profit and Loss", "Starting Over") |
| 1992 | Virtual Murder | Meriel Connors | 1 episode ("Meltdown to Murder") |
| Harry Enfield's Television Programme | Prostitute | 1 episode |
| 1993 | One Foot in the Grave | Andrea Temple | 1 episode ("Descent Into Maelstrom") |
| 1996 | Murder Most Horrid | Yvonne Quail | 1 episode ("Dying Live") |
| 2000 | Sooty Heights | Mrs Frumpton | 1 episode ("Too Many Cooks") |
| 2002 | Mr. Bean: The Animated Series | Additional voices | 2 episodes |
| 2004 | Mile High | Julia | 1 episode ("Season 2, Episode 11") |
| Fat Slags | Hysterical Woman | Film |
| 2006 | Heartbeat | Kath Harrison | 1 episode ("The Dying of the Light") |
| 2008 | Love Soup | Maxine | 1 episode ("Human Error") |
| Genie in the House | Adiva | 1 episode ("Genie Hotline") |
| 2009 | Agatha Christie's Marple | Marjorie Attfield | 1 episode ("Why Didn't They Ask Evans?") |
| Mist: Sheepdog Tales | Lord RobertaColleen Cow (voice only) | 4 episodes |
| Banky's Coming to Dinner | Herself | |
| 2010 | The Kid | Mrs Saunders |
| Hotel Trubble | Marlene | 1 episode ("Strictly Come Prancing") |
| Little Howard's Big Question | Big's Howard's Mum | 2 episodes |
| 2011 | Horrid Henry: The Movie | Rich Aunt Ruby | |
| 2012 | Iconicles | Miss Moo | 7 episodes |
| 2012-2014 | Big Brother's Bit on the Side | Herself | 10 episodes |
| 2013-2015 | Hollyoaks | Mariam Andrews | 8 episodes |
| 2013-2014 | Old Jack's Boat | Miss Bowline-Hitch | |
| 2015, 2021 | Doctors | Safia JobsonMaisie Oliver | 2 episodes ("The Rat", "Wonderland") |
| 2016 | Sarah Chong Is Going to Kill Herself | HR Pam | |
| Gridiron UK | Derek's Mum |
| Absolutely Fabulous: The Movie | Catriona |
| 2017 | Celebrity Big Brother | Herself |
| 2018 | Pointless Celebrities |
| The Ballad of a Haunted Man | Ruth |
| To Trend on Twitter | Belinda |
| Some Sketches in a Shed | Tooth Fairy | 1 episode ("Timmy Loves Easter Egg Hunting") |
| 2020 | The Schnoz | Sandra | |
| 2023 | Midsomer Murders | Ginny Kilcannon | 1 episode ("A Climate of Death") |
| A Packet of Cheese and Onion Bureaucracy | Voice of the Universe | Voice |
| 2024 | Coronation Street | Elspeth | 1 episode |
| Not That I'm Bitter | Helen, Claudia | TV mini-series, also co-writer |
| 2025 | Pilgrimage | Believer in God | "The Road through the Alps" |
