| Wolf Hall | 2015–2024 | Actress | Anne Boleyn |
| Mog's Christmas | 2023 | Actress | Mrs Thomas (voice) |
| The Crown | 2016–2023 | Actress | Queen Elizabeth II |
| All of Us Strangers | 2023 | Actress | Mum |
| Women Talking | 2022 | Actress | Salome |
| A Very British Scandal | 2021 | Actress | Margaret Campbell |
| My Son | 2021 | Actress | Joan Richmond |
| The Electrical Life of Louis Wain | 2021 | Actress | Emily Richardson-Wain |
| Saturday Night Live: Cut for Time | 2018 | Actress | Aunt Pinky |
| The Girl in the Spider's Web | 2018 | Actress | Lisbeth Salander |
| First Man | 2018 | Actress | Janet Armstrong |
| Unsane | 2018 | Actress | Sawyer Valentini |
| Breathe | 2017 | Actress | Diana Cavendish |
| The Lady in the Van | 2015 | Actress | Lois, Social Worker |
| Frankenstein and the Vampyre: A Dark and Stormy Night | 2014 | Actress | Narrator (voice) |
| The Great War: The People's Story | 2014 | Actress | Helen Bentwich |
| Rosewater | 2014 | Actress | Paola |
| Crossbones | 2014 | Actress | Kate Balfour |
| Vampire Academy | 2014 | Actress | Ms. Karp |
| White Heat | 2012 | Actress | Charlotte |
| Upstairs Downstairs | 2010–2012 | Actress | Lady Persephone Towyn |
| Hacks | 2012 | Actress | Kate Loy |
| Wreckers | 2011 | Actress | Dawn |
| The Night Watch | 2011 | Actress | Helen Giniver |
| The Promise | 2011 | Actress | Erin Matthews |
| Season of the Witch | 2011 | Actress | The Girl |
| Pulse | 2010 | Actress | Hannah Carter |
| Going Postal | 2010 | Actress | Adora Belle Dearheart |
| 10 Minute Tales | 2009 | Actress | Woman |
| Little Dorrit | 2008 | Actress | Amy Dorrit |
| Doctors | 2008 | Actress | Chloe Webster |
| Being Human | 2008 | Actress | Julia |
| A Very British Scandal | 2021 | Producer | executive producer |
| All of Us Strangers | 2023 | Soundtrack | performer: "Always on My Mind" |
| All of Us Strangers - Building Adam's World | 2024 | Self | Self (uncredited) |
| All of Us Strangers - Roots of the Story Video | 2024 | Self | Self |
| Letterboxd TV Series | 2024 | Self | Self |
| In Creative Company | 2022–2023 | Self | Self |
| Awards Radar TV Series | 2023 | Self | Self |
| The Tonight Show Starring Jimmy Fallon | 2017–2023 | Self | Self - Guest |
| Good Morning America | 2018–2023 | Self | Self - Guest |
| Live with Kelly and Mark | 2017–2023 | Self | Self - Guest |
| Who Do You Think You Are? | 2023 | Self | Self |
| The 29th Annual Screen Actors Guild Awards | 2023 | Self | Self - Nominee & Presenter |
| The Graham Norton Show | 2016–2023 | Self | Self - Guest |
| The 28th Annual Critics' Choice Awards | 2023 | Self | Self - Nominee |
| The Awardist Podcast Series | 2023 | Self | Self - Guest |
| Talk Easy with Sam Fragoso | 2023 | Self | Self |
| Made in Hollywood | 2017–2023 | Self | Self |
| IMDb Interviews | 2018–2022 | Self | Self |
| SAG Foundation Conversations | 2022 | Self | Self |
| CBS Mornings | 2022 | Self | Self - Guest |
| Film at Lincoln Center TV Series | 2022 | Self | Self |
| The Drew Barrymore Show | 2022 | Self | Self - Guest |
| The Late Show with Stephen Colbert | 2016–2022 | Self | Self - Guest |
| Texting with theSkimm TV Series | 2021 | Self | Self |
| Harper's Bazaar UK TV Series | 2021 | Self | Self |
| Today | 2017–2021 | Self | Self - Guest |
| Cinderella: A Comic Relief Pantomime for Christmas | 2020 | Self | Self |
| Lungs | 2020 | Self | W |
| British Vogue TV Series | 2019 | Self | Self |
| EE British Academy Film Awards | 2019 | Self | Self - Nominee |
| The Girl in the Spider's Web: Secrets of the Salander Sisters | 2019 | Self | Self |
| Creating the World: The Making of 'The Girl in the Spider's Web' Video | 2019 | Self | Self |
| The Girl in the Spider's Web: All About the Stunts Video | 2019 | Self | Self |
| Claire Foy: Becoming Lisbeth | 2019 | Self | Self |
| Celebrity Page | 2017–2019 | Self | Self |
| First Man: Preparing to Launch | 2019 | Self | Self |
| First Man: Shooting for the Moon | 2019 | Self | Self |
| Entertainment Tonight Canada | 2019 | Self | Self |
| The Late Late Show with James Corden | 2018–2019 | Self | Self - Guest |
| The 24th Annual Critics' Choice Awards | 2019 | Self | Self - Winner |
| Jimmy Kimmel Live! | 2017–2019 | Self | Self - Guest |
| The Ellen DeGeneres Show | 2019 | Self | Self - Guest |
| Front Row Flynn | 2019 | Self | Self |
| E! Live from the Red Carpet | 2017–2019 | Self | Self |
| 2019 Golden Globe Awards | 2019 | Self | Self - Nominee |
| CTV News at Six Toronto | 2018 | Self | Self |
| Saturday Night Live | 2018 | Self | Self - Host |
| Kino+ | 2018 | Self | Self |
| Konbini | 2018 | Self | Self |
| Good Morning Britain | 2018 | Self | Self - Interviewee (uncredited) |
| Sunday Today with Willie Geist | 2018 | Self | Self - Guest |
| Días de cine | 2018 | Self | Self - Interviewee |
| The First Time TV Series | 2018 | Self | Self |
| Late Night with Seth Meyers | 2018 | Self | Self - Guest |
| Quotidien | 2018 | Self | Self |
| Skavlan | 2018 | Self | Self |
| Lorraine | 2018 | Self | Self - Guest |
| Entertainment Tonight | 2018 | Self | Self |
| The Hollywood Reporter: Studio at Toronto TV Mini Series | 2018 | Self | Self |
| The 70th Primetime Emmy Awards | 2018 | Self | Self - Presenter & Winner |
| Variety Studio | 2017–2018 | Self | Self |
| Close Up with the Hollywood Reporter | 2018 | Self | Self |
| Variety Studio: Actors on Actors | 2018 | Self | Self |
| 24th Annual Screen Actors Guild Awards | 2018 | Self | Self - Winner |
| 75th Golden Globe Awards | 2018 | Self | Self - Nominee |
| Chelsea | 2017 | Self | Self - Guest |
| Watch What Happens Live with Andy Cohen | 2017 | Self | Self - Guest |
| The One Show | 2015–2017 | Self | Self - Guest |
| The British Academy Britannia Awards TV Special | 2017 | Self | Self - Honoree |
| Dish Nation | 2017 | Self | Self |
| The 69th Primetime Emmy Awards | 2017 | Self | Self - Nominee |
| Larry King Now | 2017 | Self | Self - Guest |
| The 23rd Annual Screen Actors Guild Awards | 2017 | Self | Self - Winner |
| The 74th Annual Golden Globe Awards 2017 | 2017 | Self | Self - Winner |
| CBS Mornings | 2016 | Self | Self - Guest |
| BAFTA Televsion Awards 2016 | 2016 | Self | Self |
| The Making of - Season of the Witch | 2011 | Self | Self |
| Janela Indiscreta | 2011 | Self | Self |
| Breakfast | 2009–2011 | Self | Self - Guest |
| Attack of the Show! | 2011 | Self | Self - Guest |
| Little Dorrit: An Insight | 2009 | Self | Self |
| Doctors: A Celebration TV Movie | 2024 | Archive Footage | Self (archive footage) |
| Morgenmagazin | 2024 | Archive Footage | Self (archive footage) |
| The Graham Norton Show | 2017–2023 | Archive Footage | Self - Guest |
| Entertainment Tonight | 2017–2022 | Archive Footage | Self (archive footage) |
| FRO Thizzle Reviews | 2022 | Archive Footage | Self (archive footage) |
| Celebrity Page | 2018–2019 | Archive Footage | Self (archive footage) |
| Granada Reports | 2017–2018 | Archive Footage | Self (archive footage) |
| No Small Parts | 2018 | Archive Footage | Self (archive footage) |
| ITV Evening News | 2018 | Archive Footage | Self (archive footage, uncredited) |
| ITV Lunchtime News | 2018 | Archive Footage | Self (archive footage, uncredited) |
| Good Morning Britain | 2017 | Archive Footage | Self (archive footage) |
| Extra | 2017 | Archive Footage | Self (archive footage) |
| The Insider | 2017 | Archive Footage | Self (archive footage) |
| The Making of 'The Lady in the Van' Video | 2016 | Archive Footage | Lois, Social Worker (archive footage, uncredited) |
| The Big Fat Quiz of the Year | 2008 | Archive Footage | Amy Dorrit (archive footage, uncredited) |