Career
He was spotted while performing in a festival by talent scout Patrick Duncan, who was working for Aisling Walsh, the director of Song for a Raggy Boy. Simpson"s first film appearance was as Gerard Peters 458 in Song for a Raggy Boy (2003), a story about an Irish reform school. In 2006, he appeared opposite Cate Blanchett and Judi Dench in the film Notes on a Scandal.
In November 2012 he played the part of Nick Nickleby in the British Broadcasting Corporation drama of the same name, a modern take on the Charles Dickens classic Nicholas Nickleby.
In 2015 Simpson had his first major leading role in Abner Pastoll"s Road Games. As of 6 April 2010, Simpson was studying law at the London School of Economics.
He has also studied at Pangbourne College.