Antonia Sophia E. Clarke (born 24 May 1994) is an English actress and singer. Her films include Altar (2014) and All My Friends Hate Me (2021). On television, she is known for her roles as young Emmeline in the BBC Two film The Thirteenth Tale (2013) and Mary, Queen of Scots in the Starz series The Serpent Queen (2022). From Wikipedia, the free encyclopedia