Peter Dougan Capaldi (born 14 April 1958) is a Scottish actor, director and writer. He plays the 12th Doctor on "Doctor Who". He won an Academy Award for best Live Action Short Film for writing and directing the movie "Franz Kafka's It's a Wonderful Life" in 1995. He has been in various movies and television programs in the United Kingdom, including "In the Loop", "The Fifth Estate", "The Thick of It" and "The Musketeers". 