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
The Highlanders (Doctor Who) fan efforts. In August 2000 these were released on CD, accompanied by linking narration from Frazer Hines. A few brief video clips survive, and were released on the "Lost in Time" DVD set in 2004. A new unabridged reading of the novelisation of "The Highlanders" was released in September 2012 read by Anneke Wills, (who played Polly in the original TV episodes) with original sound design. The Highlanders (Doctor Who) The Highlanders is the completely missing fourth serial of the fourth season in the British science fiction television series "Doctor Who", which was first broadcast in four weekly parts from