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 Ultimate Adventure Doctor breaks his conditioning and defuses the bomb by putting it in a teapot. The play featured a female Prime Minister named in the script 'Mrs. T' (a reference to Margaret Thatcher). The Third Doctor addresses her as Margaret in the play whilst the Sixth Doctor addresses her as Maggie. The Third Doctor also mentions Denis, a reference to Denis Thatcher, Margaret Thatcher's husband. The play also features some musical numbers, including two from Crystal and "Business is Business" from Madam Delilah, the title of which acted as a catchphrase running throughout the play. The script featured numerous "Doctor Who"