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On 19 March, the following important behind-the-scenes events were known to have occurred:
- 1965 - "The Wheel of Fortune" was recorded at Riverside Studios 1. (TCH 5)
- 1968 - Pre-filming for The Wheel in Space continued at Ealing Studios. (TCH 12)
- 2002 - Recording for Real Time took place at The Moat Studios.
- 2004 - The Big Finish audio story Medicinal Purposes was recorded at the Moat Studios.
- 2006 - Rewrites for Love & Monsters known as "pink script amendments" were made. These covered Elton Pope explaining where he grew up on Stadium Terrace, Elton comforting Jackie Tyler and the Abzorbaloff's revelation and demise. (DWMSE 14)
- 2012 - Recording for The Burning Prince took place at The Moat Studios.
- 2013 - Recording for 1963: Fanfare for the Common Men and Trouble in Paradise took place at The Moat Studios.
- 2018 - Big Finish's audio anthology The Eighth Doctor: Time War: Volume Two were recorded.
- 2019 - Recording for Latter Days took place at the Moat Studios.
- 2020 - Big Finish announced an audio adaptation of Return of the Cybermen, based on the original storyline of Revenge of the Cybermen.