Mary RobertsonActingFriend and former employer of Princess Diana.Known ForFan ClubNo Nerds have favorited Mary Robertson yet — be the first.All fan clubsFrom NerdspinFilmographyActor32021DianaTVSelf - Interviewed Former Employee of Diana • 6 episodes★ 7.02019Charles and Di: The Truth Behind Their WeddingFilmSelf - Diana's Former Employer★ 6.52016Princess Diana: Behind Closed DoorsFilmSelf★ 8.5