If this is true then Harry will have found a new way to estrange himself from his family. The last thing Charles and Camilla want is to have the ghost of Diana resurrected and hovering over Charles' reign. William has asked the press and public to let his mother rest in peace, so this will make him see red. The last thing he and Catherine want is for their children to be teased by classmates about the failings of their grandparents' marriage.

https://www.dailymail.com/news/royals/article-16105273/prince-harry-diana-film-richard-kay-palace-confidential.html

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