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: The Commentaries Commentaries"'s podcasts and by pressing the Red Button when watching the Sunday night repeat of the "Doctor Who" episode on BBC Three. The podcast was available from the BBC 7 website and from the official "Doctor Who" website. Subscriptions to the podcast are available via RSS, iTunes, My Yahoo! and Google Reader. Doctor Who: The Commentaries Doctor Who: The Commentaries is a radio documentary series focusing on the long-running British television series "Doctor Who". "Doctor Who: The Commentaries" aired on BBC 7 at 6.30 pm on Sundays with a repeat at 12.30 am on Monday mornings. It could be listened