Nicole Evangeline Lilly (born August 3, 1979) is a Canadian actress and author. She won a Screen Actors Guild Award and received a Golden Globe nomination for her role as Kate Austen in the ABC series Lost (2004–10). She is also known for her roles in films such as the psychological thriller Afterwards (2008), the war film The Hurt Locker (2008), and the sci-fi sports drama film Real Steel (2011). She played an Elf, Tauriel, in the fantasy adventure series The Hobbit and Hope van Dyne in the superhero film Ant-Man.