Thomas Stewart "Tom" Baker (born 20 January 1934) is a British actor and comedian. He is best known for playing the fourth incarnation of the Doctor in the science fiction television series, Doctor Who, a role he played from 1974–1981.
The Three Time Lords (Doctor Who 50th Anniversary)
What if the 50th Anniversary actually felt like the 50th anniversary? The Eleventh Doctor realizes that many of his old foes have joined forces to try and conquer the universe. He must team up with various incarnations of himself across space and time to try and stop them once and for all.