20 May (production)


 * 1966 - Episode two of The Savages was recorded at Riverside Studios 1. (TCH 8)
 * 1967 - Episode two of The Evil of the Daleks was recorded at Lime Grove Studios D. (TCH 10)
 * 1990 - Filming for Search Out Space took place at BBC Model Stage. (Doctor Who The Handbook: The Seventh Doctor)
 * 2008 - It was announced Russell T Davies would step down as head writer and executive producer of Doctor Who; Steven Moffat would replace him.
 * 2009 - David Tennant filmed his final regular-series scenes as the Tenth Doctor for The End of Time, Part Two. Tennant's final scene was a green-screen action shot of him falling through a glass ceiling (the regeneration having been shot earlier). Afterwards, he was called back on set for an emotional celebration.
 * 2010 - The Big Finish audio story The Invasion of E-Space took place at the Moat Studios.
 * 2012 - Big Finish's Bernice Summerfield audio anthology New Frontiers took place at the Moat Studios.
 * 2013 - The Big Finish audio story Trial of the Valeyard took place at the Moat Studios.
 * 2014 - The Big Finish audio story The Trouble with Drax took place.
 * 2019 - Big Finish's The Paternoster Gang audio anthology Heritage 2 took place at the Soundhouse.
 * 2020 - Doctor Who: Lockdown! hosted a tweetalong of Listen.
 * 2021 - Big Finish's The Doctor Chronicles audio anthology Timejacked! was recorded at the Soundhouse.