Dean-Charles Chapman (born 7 September 1997) is an English actor known for portraying Billy Elliot in the West End theatre production of Billy Elliot the Musical. His notable TV roles include Richard Grey in The White Queen (2013) and Tommen Baratheon in the HBO fantasy series Game of Thrones (2014–2016). He also portrayed Tom Blake in Sam Mendes's film 1917 (2019) and Thomas of Lancaster in David Michôd's The King (2019).
Career At the age of eight, Chapman was cast as "Small Boy" in Billy Elliot the Musical, and would later be promoted to the roles of Michael and finally the titular character, becoming the second-longest running cast member in the production. During his time on Billy Elliot, he worked alongside his friend and future Spider-Man actor Tom Holland, and had the opportunity to meet Prime Minister Gordon Brown with several other young actors in the play.
Soon after leaving Billy Elliot, Chapman was cast on the CBBC sitcom The Revolting World of Stanley Brown in the titular role, the series aired from September to December 2012. He made his film debut in the 2014 film Before I Go to Sleep, alongside Nicole Kidman and Colin Firth.
After playing the minor role of Martyn Lannister in the third season of Game of Thrones, he replaced Callum Wharry in the major role of Tommen Baratheon, the young king of Westeros for the fourth, fifth, and sixth seasons of the show. With the rest of the cast, he was nominated for a Screen Actors Guild Award. In 2018, he played the role of Castor in the AMC series Into the Badlands for seven episodes, followed by a supporting role in the film Blinded by the Light.
In 2018, he was cast in the lead role of Matthew in the Eoin Macken's drama Here Are the Young Men, based on the book of the same name, supported by Finn Cole, Anya Taylor-Joy, and Ferdia Walsh-Peelo. In 2019, he was cast, alongside George MacKay, as one of the two leads in the Sam Mendes-directed war film 1917. The film went on to receive ten Academy Award nominations, winning three.
Personal life Chapman is close friends with his Game of Thrones co-star Isaac Hempstead Wright (Bran Stark), whom he met through his involvement with the series.
Chapman's great-great grandfather, David Peers, was taken as a prisoner of war by the Germans in France during the First World War.
Filmography
Film Year Title Role Notes 2014 Before I Go to Sleep Adam Lucas 2015 Man Up Harry 2017 Breathe Jonathan Cavendish 2018 The Commuter Danny MacCauley2019 Blinded by the Light Matt The King Thomas of Lancaster 1917 Lance corporal Thomas Blake 2020 Here Are the Young Men Matthew Connolly 2022 Catherine Called Birdy Robert 2023 Ozi: Voice of the Forest Chance (voice)
Television Year Title Role Notes 2007 Casualty William Mulhern Episode: "A House Divided"2012 Cuckoo Charlie Episode: "Family Meeting" The Revolting World of Stanley Brown Stanley Brown 13 episodes2013 The White Queen Richard Grey 4 episodesGame of Thrones Martyn Lannister 2 episodes 2014–2016 Tommen Baratheon 16 episodes 2014 Glue Chris Pollard 2 episodes2015 Ripper Street Harry Ward Episode: "Your Father. My Friend" Fungus the Bogeyman Dean 3 episodes 2017 Will Billy Cooper 3 episodes 2018 Into the Badlands Castor 7 episodes 2022 The Walk-In Jack Renshaw 5 episodes 2024 The Acolyte Torbin 3 episodes 2025 Too Much Gaz 6 episodes Edward Rosier Upcoming six-part series
Stage Year Title Role Notes 2005–2006Billy Elliot the Musical Small BoyChapman is the second longest-serving cast member of the production, and the longest-serving Billy Elliot 2008–2009 Michael 2009–2011 Billy Elliot
Awards and nominations +YearAwardCategoryNominated workResult 2017 Screen Actors Guild Award Outstanding Performance by an Ensemble in a Drama SeriesGame of Thrones 2020CinEuphoria Awards Merit – Honorary Award Best Ensemble – International CompetitionThe King London Critics Circle Film Awards Young British/Irish Performer of the Year 1917, The King, and Blinded by the Light
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