Luke Evans announces his return to the stage after 15 years in new play Backstairs Billy starring Penelope Wilton as the Queen Mother. Tickets on sale July 5.
An acclaimed biography revealed how Princess Margaret s jealously and insecurity, plus her husband s philandering, turned their marriage intoa bitter feud.
William Tallon, who became known as Backstairs Billy, spent half a century as an aide of the Queen Mother. Marion Crawford served as a nanny to the then Princess Elizabeth.