23 September (production)


 * 1967 - Episode three of The Abominable Snowmen was recorded at Lime Grove Studios D. (TCH 11)
 * 1970 - Location filming for Terror of the Autons took place. (REF: Doctor Who The Handbook: The Third Doctor)
 * 1973 - Location filming for Invasion of the Dinosaurs took place. (REF: Doctor Who The Handbook: The Third Doctor)
 * 1993 - Location filming for Dimensions in Time took place. (Doctor Who The Handbook: The Seventh Doctor)
 * 2000 - Recording for The Mutant Phase took place at The Moat Studios.
 * 2008 - A BBC press release announced the title of the 2008 Christmas special, The Next Doctor, renewing fan speculation regarding David Tennant's future with the series into 2009.
 * 2009 - Recording for The Song of Megaptera took place at The Moat Studios.
 * 2021 - Big Finish's audio releases The Annihilators and Short Trips: Volume 11 were recorded.
 * 2021 - The Big Finish audio anthology Battlegrounds was recorded at the Soundhouse.