Rhian Rees was born in Hampshire, UK, to fish farming parents of Welsh, English and Dutch descent. She is best known for her work playing the British Journalist Dana Haines in the Blumhouse feature, Halloween, and Zack Snyder's Rebel Moon. Rhian Rees graduated with a BA in Playwriting from the University of Surrey, which led to a placement on the Young Writers Programme at the Royal Court Theatre. She would go on to study physical theatre at Simon McBurney's Complicité in London and at The Lee Strasberg Film & Theatre school in New York.