On 10 September, the following important behind-the-scenes events were known to have occurred:
- 1968 - Location filming for The Invasion continued. (TCH 13)
- 1969 - Caroline John was announced to the press as the next companion, Liz Shaw.
- 2012 - Recording for Hunters of Earth took place.
- 2013 - The title — though not premise — of the 50th anniversary special The Day of the Doctor was announced online by the BBC, along with a poster.
- 2013 - Recording for The English Way of Death took place at The Moat Studios.
- 2016 - Recording for Before the Fall took place at The Moat Studios.
- 2018 - Recording for Black Thursday / Power Game and The Kamelion Empire took place at the Moat Studios.
- 2018 - Recording for the sixth series of The Diary of River Song took place.
- 2019 - Recording for Subterfuge took place.
- 2019 - Recording for The Third Doctor Adventures: Volume Six took place at the Moat Studios.