This article about a day of the year is currently under construction. It's likely to be a bit messy.
On 25 April, the following important behind-the-scenes events were known to have occurred:
- 1967 - Location filming The Evil of the Daleks concluded at Grim's Dyke House. (TCH 10)
- 1968 - Location filming for The Dominators began at Gerrards Cross. (TCH 12)
- 1969 - Episode three of The War Games was recorded at BBC Television Centre Studio 4. (TCH 14)
- 2005 - Recording for Terror Firma took place at The Moat Studios.
- 2007 - Recording for Frozen Time took place at The Moat Studios.
- 2008 - Recording for The Judgement of Isskar took place at The Moat Studios.
- 2017 - Recording for Only the Good took place at The Moat Studios.
- 2018 - Recording for Ravenous 2 took place at The Moat Studios.