On 23 February, the following important behind-the-scenes events were known to have occurred:
- 1970 - John Levene was hired to return as UNIT corporal John Benton in The Mole-Bore (later Inferno), now more of a regular in the series and promoted to a sergeant.
- 2002 - Recording for the Sarah Jane Smith story Test of Nerve took place at The Moat Studios.
- 2006 - The final draft script for Love & Monsters was produced. (DWMSE 14)
- 2009 - Recording for Cyberman 2 took place at The Moat Studios.
- 2018 - Recording for The Planet of Witches and The Quest of the Engineer took place.