On 17 May, the following important behind-the-scenes events were known to have occurred:
- 1967 - Pre-filming for The Evil of the Daleks concluded on Stage 3 of Ealing Studios. (TCH 10)
- 1968 - Episode one of The Dominators was recorded at BBC Television Centre Studio 4. (TCH 12)
- 2000 - Recording for Sword of Orion took place in Bristol.
- 2007 - Recording for The Wishing Beast and The Vanity Box took place at The Moat Studios.
- 2012 - Recording for The Shadow Heart took place at The Moat Studios.
- 2016 - Recording for The World Beyond the Trees took place at The Moat Studios.
- 2016 - Recording for Outbreak took place.
- 2019 - Recording for Harry Houdini's War took place at the Moat Studios.
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