Thomasin McKenzie (born July 2000) is a New Zealand actress. Most well known for playing Pixie Hannah in Shortland Street, she has also starred in The Hobbit: The Battle of the Five Armies as Astrid, in Lucy Lewis Can't Lose as Lucy Lewis, and in the webseries Bright Summer Night as Petra Quince.[1] She had a leading role in the 2018 American film Leave No Trace, for which she received critical acclaim.[2][3]