Prince Harry’s strained relationship with Queen Camilla is to be examined in a new documentary, according to new claims. Sources suggested the programme will explore the Queen’s “dynamic with Harry”, although no other details have been released. The Duke of Sussex accused his stepmother in his book Spare of leaking stories to the media to improve her reputation. He also labelled her “dangerous” and a “villain” in several interviews to promote the memoir in January 2023. For example, in an interview with Anderson Cooper on CBS 60 Minutes, Harry said: “She was a third person in their [my parents…