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Played The Doctor in the films Dr. Who and the Daleks and Daleks - Invasion Earth 2150 AD in the mid-sixties.
Played The Warrior / The War Doctor, an incarnation of The Doctor who believed himself the destroyer of Gallifrey, thus disallowing himself the right to refer to himself as The D...
enter link description herePlayed Mr Popplewick (aka The Valeyard; an evil incarnation of The Doctor from a later regeneration).
Played an alternative Thirteenth Doctor in the spoof episode, The Curse of Fatal Death in 1999. To date, she's the only female incarnation of The Doctor in any BBC produced...
Played William Hartnell playing The Doctor in The Five Doctors (1983).
Played The Valeyard (an evil doctor from a later regeneration) in The Trial of a Time Lord (1986).
Plays "The Doctor" in the episode The Next Doctor. Though this character is not an incarnation of The Doctor himself, but a wealthy and intelligent man called Jackson...
Richard E. Grant
Played an alternative tenth Doctor in the spoof episode, The Curse of Fatal Death in 1999.