On 12 April, the following important behind-the-scenes events were known to have occurred:
- 1965 - Pre-filming for The Chase at Ealing Studios began on Stage 3A/B. Filmed that day were all the scenes involving Abraham Lincoln, William Shakespeare, Queen Elizabeth and Francis Bacon. (TCH 5)
- 1968 - Episode two of The Wheel in Space was recorded at BBC Television Centre Studio 3. (TCH 12)
- 1996 - The first trailers for the Doctor Who TV movie began airing on Fox.
- 2011 - Recording for The Witch from the Well took place at The Moat Studios.
- 2012 - Recording for The Dark Planet took place at The Moat Studios.
- 2019 - Recording for Anti-Genesis took place at the Moat Studios.
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