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On 27 March, the following important behind-the-scenes events were known to have occurred:
- 1964 - "The Velvet Web" was recorded at Lime Grove Studios. (INFO: "The Velvet Web")
- 1969 - Location filming for The War Games continued at Seven Sisters Country Park. (TCH 14)
- 1972 - Studio filming for The Mutants took place at BBC Television Centre studio 3. (REF: Doctor Who The Handbook: The Third Doctor)
- 2002 - The Big Finish audio story Spare Parts was recorded at the Moat Studios.
- 2006 - The Big Finish audio stories The Nowhere Place and Year of the Pig were recorded at the Moat Studios.
- 2010 - According to some sources, the BBC Red Button service previewed the first scene of The Eleventh Hour. According to others, this took place on 24 March.
- 2017 - The Big Finish audio stories The Turn of the Screw and The Darkened Earth were recorded at the Moat Studios.
- 2018 - The Big Finish audio story The Quantum Possibility Engine was recorded at the Moat Studios.
- 2023 - Big Finish's audio anthology Audacity was recorded at the Soundhouse.