Started acting as a child, and her breakthrough role came as Young Nala in the original London production of The Lion King in 1999.
Got noticed on British TV playing Sasha Valentine on the soap opera Hollyoaks (2006-10).
Made film debut in 2012 thriller Twenty8k, which also featured her future Game of Thrones costar Stephen Dillane.
First appearance as Missandei on HBO's Game of Thrones came in the third-season premiere, "Valar Dohaeris," in 2013.
Credits Game of Thrones role for opening doors to more work in feature films, including Furious 7 (2015) and Fast 8 (2017), the seventh and eighth installments, respectively, of The Fast and the Furious franchise, and Maze Runner: The Scorch Trials (2015) and Maze Runner: The Death Cure (2018), the second and third titles, respectively, in The Maze Runner movie series.