Princess Diana: My Sister’S StorySeptember 20, 2026

Princess Diana: My Sister’S Story is a TV show on BBC1. In this UK exclusive, Laura Kuenssberg interviews Earl Spencer after explosive new revelations in his latest book about his sister, Diana, Princess of Wales, her marriage to the now King, her tragic death and the lasting impact on her children, Princes William and Harry. The program has been available since 2026. A total of 1 episode was broadcast in September 2026.