Magnusson captures the humanity, wit and contradictions of a man who, like Leonard Cohen, is too often dismissed as a gloom-monger.

Regardless of the skittish structure and illegible subtitles, this is a valuable reflection on an incalculably influential career, which serves as a timely reminder about the pitfalls of artistic tyranny.

A valuable reminder of greatness.

There are lots of useful nuggets, not least in the firm but fair coverage of Bergman's less attractive traits.