| Movie | 2006 | Imagine Me & You | Beth | |
| Movie | 2010 | Miss Remarkable & her Career | Miss Remarkable (voice) | |
| Movie | 2005 | Valiant | Charles De Girl (voice) | |
| Movie | 2019 | Heyday - The Mic Christopher Story | | |
| Movie | 2011 | The Borrowers | Homily Clock | |
| Movie | 2011 | Death of a Superhero | Renata Clarke | |
| Movie | 2012 | The Week Before Christmas | Sharon's Mum | |
| Movie | 2014 | Run & Jump | Tara | |
| Movie | 2023 | Rally Road Racers | Abby Jacks (voice) | |
| Movie | 2015 | Man Up | Elaine | |
| Movie | 2024 | Quintessentially Irish | Self | |
| Movie | 2004 | Trafalgar Square | Karen | |
| Movie | 2012 | Bad Sugar | Lucy Cauldwell | |
| Movie | 2018 | Game Night | Sarah | |
| Movie | 2010 | Brethren | Sharon | |
| Movie | 2020 | Military Wives | Lisa | |
| Movie | 2021 | Everybody's Talking About Jamie | Miss Hedge | |
| Movie | 2020 | Dating Amber | Hannah | |
| Movie | 2020 | How to Build a Girl | Jo March | |
| Movie | 2022 | The Unbearable Weight of Massive Talent | Olivia | |
| Movie | N/A | The Last Drop | | |
| Movie | 2021 | Together | She | |
| Movie | N/A | Into the Black | Carol | |
| Movie | 2023 | A Greyhound of a Girl | Scarlett (voice) | |
| TV Show | 2003 | Monkey Dust | (voice) | 18 |
| TV Show | 2009 | We Need Answers | Self - Contestant | 1 |
| TV Show | 2019 | Frayed | Norma Staircastle | 1 |
| TV Show | 2021 | HouseBroken | Tabitha (voice) | 30 |
| TV Show | 2013 | 8 Out of 10 Cats Does Countdown | Self - Contestant | 1 |
| TV Show | 2009 | Free Agents | | 6 |
| TV Show | 2006 | Pulling | Donna | 12 |
| TV Show | 2010 | Big Babies | Carole | 13 |
| TV Show | 2009 | You Have Been Watching | Self | 2 |
| TV Show | 2018 | Women on the Verge | Dr. Fitzgerald | 6 |
| TV Show | 2009 | Moving On | Sarah | 1 |
| TV Show | 2015 | Catastrophe | Sharon Morris | 24 |
| TV Show | 2005 | Broken News | Katie Tate - ESN | 6 |
| TV Show | 2007 | Comedy Showcase | Helen | 1 |
| TV Show | 2014 | Alan Davies: As Yet Untitled | Self | 1 |
| TV Show | 2012 | Moone Boy | | 1 |
| TV Show | 2023 | Adventure Time: Fionna and Cake | Additional Voices (voice) | 2 |
| TV Show | 2014 | Late Night with Seth Meyers | Self | 1 |
| TV Show | 2010 | The Increasingly Poor Decisions of Todd Margaret | Alice Bell | 18 |
| TV Show | 2022 | Bad Sisters | Eva Garvey | 18 |
| TV Show | 2022 | Sherri | Self - Guest | 1 |
| TV Show | 2011 | Bob's Burgers | Kathleen (voice) | 4 |
| TV Show | 2017 | Romesh: Talking to Comedians | Herself | 1 |
| TV Show | 2024 | Mr. & Mrs. Smith | Gavol Martin | 1 |
| TV Show | 2007 | Angelo's | Karen | 6 |
| TV Show | 2019 | This Way Up | Shona | 12 |
| TV Show | 2014 | BoJack Horseman | Courtney Portnoy (voice) | 4 |
| TV Show | 2023 | Best Interests | Nicci | 4 |
| TV Show | 2007 | The Graham Norton Show | Self | 2 |
| TV Show | 2012 | Dead Boss | Helen Stephens | 6 |
| TV Show | 2010 | Adventure Time | Minerva (voice) | 2 |
| TV Show | 2019 | Criminal: UK | Danielle Dunne | 1 |
| TV Show | 2025 | The Twisted Tale of Amanda Knox | Edda Mellas | 8 |
| TV Show | 2015 | The Late Show with Stephen Colbert | Self | 1 |
| TV Show | 2013 | The Last Leg | Self | 2 |
| TV Show | 1962 | The Late Late Show | Self | 1 |
| TV Show | N/A | Youth | | 0 |
| TV Show | 2005 | The Friday Night Project | Self | 8 |
| TV Show | 1949 | The Emmy Awards | Self | 1 |
| TV Show | 1990 | Have I Got News for You | Self - Hostess | 1 |
| TV Show | 2013 | Crackanory | Self | 1 |
| TV Show | 2023 | Adventure Time: Fionna and Cake | Minerva / Minervabot (voice) | 1 |
| TV Show | 2013 | Psychobitches | Eva Perón | 1 |
| TV Show | 2013 | Psychobitches | Virginia Woolf / Cleopatra | 1 |
| TV Show | 2013 | Psychobitches | Leni Riefenstahl / Madame de Pompadour | 1 |
| TV Show | 2013 | Psychobitches | Eve | 1 |
| TV Show | 2013 | Psychobitches | Boudica | 1 |
| TV Show | 2013 | Psychobitches | Unity Mitford / Tammy Wynette | 1 |
| TV Show | 2013 | Psychobitches | Carmen Miranda / Anna Sewell | 1 |
| TV Show | 2013 | Psychobitches | Bonnie Parker / Grace Kelly | 1 |
| TV Show | 2013 | Psychobitches | P.L. Travers / Lucrezia Borgia | 1 |
| TV Show | 2013 | Psychobitches | Simone de Beauvoir | 1 |
| TV Show | 2012 | Playhouse Presents | Jane Austen / Frida Kahlo | 1 |
| TV Show | 2012 | Playhouse Presents | Eva Perón | 1 |
| TV Show | 2012 | Playhouse Presents | Virginia Woolf / Cleopatra | 1 |
| TV Show | 2012 | Playhouse Presents | Leni Riefenstahl / Madame de Pompadour | 1 |
| TV Show | 2012 | Playhouse Presents | Eve | 1 |
| TV Show | 2012 | Playhouse Presents | Boudica | 1 |
| TV Show | 2006 | Rob Brydon's Annually Retentive | | 1 |