3 October (production)


 * 1972 - Studio filming for Frontier in Space took place at BBC Television Centre studio 4. (REF: Doctor Who The Handbook: The Third Doctor)
 * 2005 - A tone meeting for Army of Ghosts and Doomsday was held. Head writer Russell T Davies saw the tone of the episodes as "classy". (DWMSE 14)
 * 2017 - Recording for Red Planets took place at The Moat Studios.
 * 2020 - Recording of the audiobook version of 666 Charing Cross Road was recorded remotely.