This article about a day of the year is currently under construction. It's likely to be a bit messy.
On 31 May, the following important behind-the-scenes events were known to have occurred:
- 1968 - Episode three of The Dominators was recorded at BBC Television Centre Studio 3. (TCH 12)
- 2004 - Recording for A Storm of Angels took place at The Moat Studios.
- 2008 - Recording for the Iris Wildthymme story The Sound of Fear took place at The Moat Studios.
- 2012 - Recording for Jago & Litefoot: Series Six took place at The Moat Studios.
- 2013 - Recording for Night of the Whisper took place at The Moat Studios.
- 2016 - Recording for Absolute Power took place at The Moat Studios.