Watch Free Online HD Moviesjoy. Clarence House is the London home of King Charles and Queen Camilla, as well as being the favoured abode for previous royals such as The Queen Mother. Tucked away from the tourist trail, the building is known to be a spot where the royals have always been free to be themselves. The doc will feature historians, journalists and biographers documenting the cast of royals who have called it home and the stories surrounding it.