T'Nia Miller (born 2 March 1985) is an English actress. She is best known for her television roles such as Witless (2016–2018), Years and Years (2019), Free Rein (2019), The Haunting of Bly Manor (2020), Foundation (2021), and The Fall of the House of Usher (2023).
Early life T'Nia Miller was born in London on 2 March 1985. She has Jamaican ancestry and grew up in East London. She graduated from the Guildford School of Acting in 2004.
Career In 2007, Miller made her acting debut in three episodes of the Channel 4 drama series Dubplate Drama. She then made appearances in The Bill and Holby City, before her first starring role as JJ in the 2012 feature film Stud Life. After making guest appearances in British television series such as Babylon, Banana, Cucumber, Doctor Who, Guilt and Born to Kill, Miller scored her first starring role as DC Wilton in the BBC Three thriller series Witless, a role she played from 2016 to 2018.
In June 2017, Miller appeared in an episode of the BBC One soap opera Doctors as Bev Lomax. In 2019, Miller was cast in the BBC drama miniseries Years and Years as Celeste Bisme-Lyons. Years and Years was created by Russell T Davies, whom Miller had worked with on the Channel 4 programmes Banana and Cucumber. In 2019, she appeared in the Netflix series Free Rein as Claire Wright. In 2020, Miller appeared in the Netflix series Sex Education as Maxine Tarrington, and later in the year, she starred in the Netflix series The Haunting of Bly Manor as Hannah Grose. In 2021, Miller starred in the AMC series La Fortuna as Susan McLean and in the Apple TV+ series Foundation as Zephyr Halima Ifa.
Personal life Miller is a lesbian. She is divorced and has two children.
In May 2019, Miller said of her trademark shaved head:
Filmography
Films Year Title Role Notes 2007 True to Form DS Morgan Short film 2008 The Disappeared Doctor 2009 Deadside Malika Mason Short film 2012 Stud Life JJ 2018 Obey Chelsea 2019 Nine Nights Sylvie Johnson 2020 Good Thanks, You? Constable Stone Short film 2023 Daylight Rules Jenn Short film 2023 Gargoyle Doyle Narrator / Dragon (voice) Short film 2026 Bury Your Gays The Agent Short film
Television Year Title Role Notes 2007 Dubplate Drama Nadine 3 episodes 2007 The Bill Mrs. Wakeford Episode: "Uncut Killer" 2011 Holby City Fran Connolly Episode: "PS Elliot" 2014 Babylon Meeting Mother Episode: "1.6" 2015 Banana Kay Episode: "1.6" Cucumber Kay 2 episodes Doctor Who The General Episode: "Hell Bent" 2016–2018 Witless DC Wilton Main role Marcella Aleesha Recurring role 2016 Guilt Helen Harris 3 episodes Hollyoaks Miss Dobson 3 episodes 2017 Death in Paradise Judith Dawson Episode: "Murder in the Polls" Born to Kill Lisa Recurring role Doctors Bev Lomax Episode: "Distractions" 2018 Silent Witness DI Gibbs 2 episodes Dark Heart Gail Watkins Episode: "1.1" 2019 Hatton Garden WDC Laura McIntyre 2 episodes Years and Years Celeste Bisme-Lyons Main role Free Rein Claire Wright Recurring role The Feed Charlie Morris Recurring role 2020 Sex Education Maxine Tarrington 2 episodes The Haunting of Bly Manor Hannah Grose Main role 2021 La Fortuna Susan McLean Main role Foundation Zephyr Halima Ifa Recurring role 2022 Doctor Who: The Lost Stories Eileen Maitland (voice) 1 episode The Peripheral Cherise Main role 2023 The Diplomat Cecilia Dennison 2 episodes The Fall of the House of Usher Victorine LaFourcade Main role 2025–present Gangs of London Mayor Simone Thearle Main role The Mighty Nein Vess DeRogna (voice) Guest role A green check mark indicates that a role has been confirmed using a screenshot (or collage of screenshots) of a title's list of voice actors and their respective characters found in its credits or other reliable sources of information. 2026 Jocasta Main role
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