Karen Gillan (born 28 November 1987) is a Scottish actress, voice actress, director, screenwriter, and model. She played the role of Amy Pond, companion to the Eleventh Doctor, in the BBC One science fiction series Doctor Who (2010–2013). She has received wide recognition for portraying Nebula in the Marvel Cinematic Universe films Guardians of the Galaxy (2014), Guardians of the Galaxy Vol. 2 (2017), Avengers: Infinity War (2018), and Avengers: Endgame (2019). She is also known for portrayal of Ruby Roundhouse in Jumanji: Welcome to the Jungle (2017).