The world’s greatest playwright ought to be dynamite at the movies. But it’s notoriously hard to turn a profit from a Shakespearean adaptation because film-goers want to be entertained, not anointed with the chrism of high art. Macbeth is one of the texts that frequently attracts directors.

Justin Kurzel’s 2015 version (Amazon Prime) didn’t triumph at the box office despite two fetching performances from Bamburgh Castle in Northumberland and the snow-wreathed mountains of Skye.