Jessica Yu Li Henwick (李玉; born 30 August 1992) is an English actress. She is known for her roles as Nymeria Sand in HBO series "Game of Thrones" (2015–2017), X-wing pilot Jessika Pava in "" (2015) and the character Colleen Wing in "Iron Fist" (2017–2018), "The Defenders" (2017) and the second season of "Luke Cage" (2018). 