12 August (production)


 * 1963 - Director Waris Hussein started the ball rolling with the BBC Radiophonic Workshop, explaining to Brian Hodgson the need to find a good effect for the sound of the dematerialisation of the TARDIS.
 * 1963 - Donald Wilson wrote to Sydney Newman to once again impress upon his boss the importance of moving Doctor Who from Lime Grove Studios to BBC Television Centre and/or Riverside Studios. Said Wilson: "I feel most strongly that Dr. Who must from time to time explore the full range of technical resources, otherwise we shall lay ourselves open to criticism for lacking in imagination and boldness."
 * 1975 - Studio filming for The Android Invasion took place at BBC Television Centre studio 3. (REF: Doctor Who The Handbook: The Fourth Doctor)
 * 1984 - Location filming for The Two Doctors took place in Spain. (REF: Doctor Who The Handbook: The Sixth Doctor)
 * 1986 - Studio filming for Terror of the Vervoids took place. (REF: Doctor Who The Handbook: The Sixth Doctor)
 * 1987 - Studio filming for Delta and the Bannermen and Dragonfire took place at BBC Television Centre Studio 3. (Doctor Who The Handbook: The Seventh Doctor)
 * 2015 - Filming wrapped on Sleep No More
 * 2020 - The Big Finish audio story Plight of the Pimpernel was recorded.
 * 2020 - Big Finish confirmed the releases of Plight of the Pimpernel and The Grey Man of the Mountain were to be released in December of that year.
 * 2021 - Big Finish's audio adaptation of the unproduced TV story Mind of the Hodiac was recorded.