On 24 April, the following important behind-the-scenes events were known to have occurred:
- 1964 - "The Keys of Marinus" was recorded at Lime Grove Studios. (INFO: "The Keys of Marinus")
- 1967 - Location filming for The Evil of the Daleks continued at Grim's Dyke House. (TCH 10)
- 2006 - The Times announced that an animated spin-off called K9 Adventures featuring K9 was to enter development with Jetix Europe in collaboration with Park Entertainment. (DWMSE 14)
- 2007 - Recording for Frozen Time took place at The Moat Studios.
- 2008 - Recording for The Judgement of Isskar took place at The Moat Studios.
- 2009 - Recording for Freakshow took place at The Moat Studios
- 2010 - Recording for Year Zero took place.
- 2012 - Recording for The Acheron Pulse took place at The Moat Studios.
- 2017 - Recording for Only the Good took place at The Moat Studios.
- 2018 - Recording for Class: The Audio Adventures: Volume One took place at The Moat Studios.
- 2019 - Recording for Regeneration Impossible took place at the Soundhouse.
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