Who wrote the memoir from which the 2014 British biographical romantic drama starring English actor  Vincenzo Leonardo "Enzo" Cilenti was adapted?
Enzo Cilenti Vincenzo Leonardo "Enzo" Cilenti (born 8 August 1974) is an English actor, known for his roles in works such as "The Theory of Everything", "Guardians of the Galaxy", "Jonathan Strange & Mr Norrell", and "Game of Thrones".
Portrait of a Marriage (TV series) Portrait of a Marriage is a British television miniseries detailing the real-life love affair between Vita Sackville-West and Violet Keppel, as well as the strength of Vita's enduring marriage to the diplomat Harold Nicolson. Based on the biographical novel of the same name by Nigel Nicolson, it features Janet McTeer as Vita, and Cathryn Harrison as Violet.