The Master is a recurring character in the British television science fiction series Doctor Who. He is a renegade Time Lord and the archenemy of the Doctor. When the Master first appeared in January 1971 he was played by Roger Delgado, who continued in the role until his death in 1973. Afterwards, Peter Pratt and Geoffrey Beevers played a physically decayed version of the Time Lord until Anthony Ainley assumed the part in 1981 until the show's cancellation in 1989. In the 1996 TV movie, the Master was played briefly by Gordon Tipple, then by Eric Roberts while in a human body. In the revived series, Derek Jacobi provided the character's re-introduction before handing over to John Simm, who portrayed the Master in the climax of the 2007 series and in the 2009/2010 serial 'The End of Time', with William Hughes also portraying the Master at the age of 8. Roger Delgado appeared as the Master in 8 stories (46 episodes). Peter Pratt appeared as the Master in one story (4 episodes).