Third Doctor Third Doctor The Third Doctor is an incarnation of the Doctor, the protagonist of the BBC science fiction television series "Doctor Who". He was portrayed by actor Jon Pertwee. Within the series' narrative, the Doctor is a centuries-old Time Lord alien from the planet Gallifrey who travels in time and space in his TARDIS, frequently with companions. At the end of life, the Doctor can regenerate his body; as a result, his physical appearance and personality change. Pertwee portrays the third such incarnation, a dapper man of action of stark contrast to his wily but less action-oriented predecessors. While previous
Doctor Who in the parody "The Five(ish) Doctors Reboot", which also starred two other former Doctors, Colin Baker and Sylvester McCoy, and cameo appearances from cast and crew involved in the programme, including showrunner Steven Moffat and Doctors Paul McGann, David Tennant and Matt Smith. The Doctor in his fourth incarnation has been represented on several episodes of "The Simpsons" and Matt Groening's other animated series "Futurama". There have also been many references to "Doctor Who" in popular culture and other science fiction, including "" ("") and "Leverage". In the Channel 4 series "Queer as Folk" (created by later "Doctor Who" executive