28 April (production)

						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	'

On 28 April, the following important behind-the-scenes events were known to have occurred:

• 1966 - Pre-filming for The Savages concluded at Ealing Studios. (TCH 8)
• 1967 - Pre-filming for The Evil of the Daleks continued on Stage 3A/B of Ealing Studios. (TCH 10)
• 1968 - Location filming for The Dominators continued at Olley Sand Pit. (TCH 12)
• 1971 - Location filming for The Dæmons took place. (REF: Doctor Who The Handbook: The Third Doctor)
• 1974 - Location filming for Robot took place. (REF: Doctor Who The Handbook: The Fourth Doctor)
• 1981 - Studio filming for Four to Doomsday took place at BBC Television Centre studio 6. (REF: Doctor Who The Handbook: The Fifth Doctor)
• 1982 - Studio filming for Snakedance took place at BBC Television Centre studio 6. (REF: Doctor Who The Handbook: The Fifth Doctor)
• 1988 - Studio filming for Remembrance of the Daleks took place at BBC Television Centre Studio 8. (Doctor Who The Handbook: The Seventh Doctor)
• 2001 - The Big Finish audio story The One Doctor was recorded at the Moat Studios.
• 2005
  • The first draft script for the story which would become Rise of the Cybermen and The Age of Steel was submitted. (DWMSE 14)
  • The Big Finish audio story Scaredy Cat was recorded at the Moat Studios.
• 2009 - Big Finish's audio adaptation of the unmade TV story Leviathan was recorded at the Moat Studios.
• 2010 - The Big Finish audio story A Death in the Family was recorded at the Moat Studios.
• 2017 - Big Finish's audio anthology The Third Doctor Adventures: Volume Three took place at the Soundhouse.
• 2020 - Big Finish's The Paternoster Gang audio anthology Heritage 4 was recorded remotely.
• 2021
  • Big Finish's audio anthologies The Third Doctor Adventures: Volume Eight and Torchwood Soho: Ashenden were recorded.
  • The Big Finish audio story Two's Company was recorded at the Soundhouse and remotely.
  • Big Finish announced the two-part Fifth Doctor Adventures audio anthology Forty.