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.
In 1993, Philip Hinchcliffe comes back to write for Doctor Who again for the 30th anniversary specials, and the series beyond, in an effort to save the show from cancellation.