Lily Chloe Ninette Thomson (born 5 April 1989), known professionally as Lily James, is a British actress. She studied acting at the Guildhall School of Music and Drama in London and began her career in the British television series Just William (2010). Following a supporting role in the period drama series Downton Abbey (2012–2015), her breakthrough was the title role in the fantasy film Cinderella (2015). Wikipedia