It now comes with a disclaimer explaining to younger viewers and those overseas that it is not a documentary but a work of imagination based on real events.
This is because Season 5 of the series, argued Dame Judi, ‘blurs the lines between historical accuracy’ and crude sensationalism’.
In one scene, Prince Charles (Dominic West) arranges a private audience with the Prime Minister in an attempt to oust his increasingly irrelevant mother from the