This article about a day of the year is currently under construction. It's likely to be a bit messy.
On 21 February, the following important behind-the-scenes events were known to have occurred:
- 1964 - "The Wall of Lies" was recorded at Lime Grove Studios. (TCH 2)
- 1969 - Episode one of The Space Pirates was recorded at Lime Grove Studios D. This was the last time Studio D was used by the Doctor Who production team. (TCH 14)
- 2014 - Recording for Revenge of the Swarm took place at The Moat Studios.
- 2017 - Recording for The Jago & Litefoot Revival took place at The Moat Studios.
- 2018 - Recording for Lady Christina: Series One took place at The Moat Studios.