Matthew Robert Smith (born 28 October 1982) is an English actor. He is well known for his roles as the eleventh incarnation of The Doctor in the BBC series Doctor Who and His Royal Highness Prince Philip, Duke of Edinburgh, in the Netflix series The Crown. Smith initially aspired to be a professional footballer, but spondylolysis forced him out of the sport. After joining the National Youth Theatre and studying Drama and Creative Writing at the University of East Anglia, he became an actor in 2003, performing in plays like Murder in the Cathedral, Fresh Kills, The History Boys, and On the Shore of the Wide World in London theatres. Extending his repertoire into West End theatre, he has since performed in the stage adaptation of Swimming with Sharks with Christian Slater, followed a year later by a critically acclaimed performance as Henry in That Face.
Smith's first television role came in 2006 as Jim Taylor in the BBC adaptations of Philip Pullman's The Ruby in the Smoke and The Shadow in the North, while his first major role in television came as Danny in the 2007 BBC series Party Animals. Smith, who was announced as the eleventh incarnation of the Doctor in January 2009, is the youngest person to play the character in the British television series. He left the series at the end of the 2013 Christmas Day special, "The Time of the Doctor". He portrayed the physical embodiment of Skynet in Terminator Genisys (2015). From 2016 to 2017, he portrayed Prince Philip, Duke of Edinburgh, in Peter Morgan's Netflix biographical drama series The Crown for which he earned a Primetime Emmy Award nomination.