| 1 | ||||||
| 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| 9 | 10 | 11 | 12 | 13 | 14 | 15 |
| 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| 23 | 24 | 25 | 26 | 27 | 28 | 29 |
| 30 | 31 |
On 10月23日, the following important behind-the-scenes events were known to have occurred:
- 1964 - "Flashpoint" was recorded at Riverside Studios 1, bringing Carole Ann Ford's tenure on Doctor Who to a close. (INFO: The Daleks Invasion of Earth)
- 1969 - Location filming for Spearhead from Space took place. (REF: Doctor Who The Handbook: The Third Doctor)
- 1970 - Studio filming for Terror of the Autons took place at BBC Television Centre 8. (REF: Doctor Who The Handbook: The Third Doctor)
- 1984 - Location filming for The Mark of the Rani took place. (REF: Doctor Who The Handbook: The Sixth Doctor)
- 1999 - The Big Finish audio story The Marian Conspiracy was recorded.
- 2008 - Big Finish's two-part audio story The Eight Truths / Worldwide Web was recorded at the Moat Studios.
- 2009 - The Big Finish audio story Echoes of Grey was recorded at the Moat Studios.
- 2012 - The second series of Big Finish's Doctor Who spin-off Counter-Measures was recorded at the Moat Studios.
- 2014 - Big Finish's audio anthology The Third Doctor Adventures was recorded at the Moat Studios.
- 2017 - Big Finish announced the Short Trips audio story Landbound.
- 2018 - The Big Finish audio story The Monsters of Gokroth was recorded at the Moat Studios.
- 2018 - Big Finish's Rose Tyler audio drama anthology The Dimension Cannon was recorded.