On 29 April, the following important behind-the-scenes events were known to have occurred:
- 1966 - "Johnny Ringo" was recorded at Riverside Studios 1. (TCH 7)
- 1966 - Location filming for The Savages began at Shire Lane Quarry. (TCH 8)
- 1967 - Episode five of The Faceless Ones was recorded at Lime Grove Studios D. (TCH 10)
- 1968 - Location filming for The Dominators continued at Gerrards Cross. (TCH 12)
- 2001 - Recording for The One Doctor took place at The Moat Studios.
- 2005 - Recording for Other Lives took place at The Moat Studios.
- 2009 - Recording for Leviathan took place at The Moat Studios.
- 2010 - Recording for A Death in the Family took place at The Moat Studios.
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