20 January (production)


 * 1967 - Model filming for The Moonbase took place at Stage 3 of Ealing Studios. (TCH 9)
 * 1968 - Episode two of The Web of Fear was recorded at Lime Grove Studios D. (TCH 11)
 * 2001 - The Big Finish audio story Seasons of Fear was recorded in Bristol.
 * 2004 - The Big Finish audio story The Roof of the World was recorded at the Moat Studios.
 * 2006 - Rehearsals for The Idiot's Lantern were held. (DWMSE 14)
 * 2012 - The Big Finish audio story The Butcher of Brisbane was recorded at the Moat Studios. A prequel to The Talons of Weng-Chiang, the casting of Angus Wright as the younger, pre-disfigured Magnus Greel was announced on the Big Finish website.
 * 2017 - The Big Finish audio story Time in Office was recorded at the Moat Studios.
 * 2020 - Big Finish's audio anthology The Lost Resort and Other Stories was recorded at the Moat Studios.
 * 2022 - The upcoming release of The Collection: Season 22 was announced.