The hidden agenda of royal experts circling The Crown season 4 ThuThursday 10 updated FriFriday 11 DecDecember 2020 at 5:26am Debates about the first three series of The Crown were relatively muted compared to the attention series 4 is attracting. ( Print text only Cancel The recent outcry from royal biographers about the accuracy and fairness of series 4 of The Crown taps into narratives that have surrounded the field of royal life writing since it emerged in the early 20th century. There has been much hand-wringing by (royal) trainspotters, biographers, journalists and even Britain's Culture Secretary Oliver Dowden and the actor who plays Princess Margaret, Helena Bonham Carter, about the accuracy of the Netflix series written and produced by Peter Morgan.