The Doctor (Doctor Who) footage. Tom Baker did reappear, but as "the Curator", an ambiguously different character who he was not credited for playing. A voice actor, John Guilor, recorded a line of audio impersonating the First Doctor, for which he was credited as "Voice Over Artist". In other multi-Doctor stories, the multiple actors are all credited as "The Doctor", the exception being "The Three Doctors" (1972–73), which credited William Hartnell, Patrick Troughton and Jon Pertwee as "Doctor Who" as the 1972 serial preceded the practice of crediting the character as "The Doctor". In "Human Nature" (2007), the plot involves the Tenth Doctor altering
Doctor Who (series 3) Doctor Who (series 3) The third series of British science fiction programme "Doctor Who" was preceded by the 2006 Christmas special "The Runaway Bride". Following the special, a regular series of thirteen episodes was broadcast, starting with "Smith and Jones" on 31 March 2007. In addition, a 13-part animated serial (equivalent to one regular episode) was produced and broadcast as part of "Totally Doctor Who". The series stars David Tennant as the tenth incarnation of the Doctor, an alien Time Lord who travels through time and space in his TARDIS, which appears to be a British police box on the