Sophie Cookson (born 15 May 1990) is an English film and television actress. She played Grace Mohune in the 2013 TV film of Moonfleet. In 2013, she was cast to play the female lead in Kingsman: The Secret Service. She is also co-starring with Adrien Brody in Lee Tamahoris historical film Emperor. She was raised in Sussex and is a 2013 graduate of the Oxford School of Drama.