On 5 March, the following important behind-the-scenes events were known to have occurred:
- 1965 - "The Lion" was recorded at Riverside Studios 1. (TCH 5)
- 1968 - Pre-filming for Fury from the Deep continued at Ealing Studios. (TCH 12)
- 2002 - Recording for The Sandman took place at The Moat Studios.
- 2005 - An employee of a company related to the Canadian Broadcasting Corporation leaked a copy of Rose, the very first episode of the BBC Wales version of Doctor Who, onto the internet three weeks before the episode's official release.
- 2009 - Recording for The Glorious Revolution took place at The Moat Studios.
- 2012 - Recording for The Queen of Time took place at The Moat Studios.
- 2019 - Recording for Interstitial and Feast of Fear took place at the Moat Studios.
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