Recently in 2015, Lily was found having romantic love affairs with Matt Smith. Matt Smith is an actor and director. He is also her Pride and Prejudice and Zombies co-star.
Lily was inspired in acting from her father and grandmother who are also actor and actress respectively. She took her acting classes from Arts Educational School and Guildhall School of Music and Drama. She has been active in acting since 2010. She began her acting career playing the role of Ethel Brown in the television series Just William. Her first movie was Wrath of the Titans. Her breakthrough role came in 2012 after she began appearing in the TV series, Downton Abbey. Her net worth is said to be around $3000000.