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On 4月15日, a number of people important to the production of Doctor Who and its spin-offs either died or were born.
- 1921 - Actor David Garth was born.[1]
- 1923 - Director Peter Moffatt was born.[2]
- 1932 - Actor Terry Duggan was born.[3]
- 1940 - Actor Sean Caffrey was born.[4]
- 1971 - Actor Kate Harbour was born.[5]
- 1983 - Actor Siobhân Hewlett was born.[6]
- 1983 - Actor Ricky Nixon was born.[7]
- 1997 - Actor Maisie Williams was born.[8]
- 2009 - Actor Andrew Downie died.[9]
- 2012 - Visual effects designer Peter Wragg died.[10]
- 2019 - Actor Martin King died.[11]