The Making of Fanny and Alexander (1986)

The Making of Fanny and Alexander is a 1986 Swedish documentary film directed by Ingmar Bergman which traces the making of his film Fanny and Alexander. Its running length is 110 minutes and it's photographed by Arne Carlsson, Bergman's long time photographic collaborator and former neighbor at the island of Fårö. It documents the full production scope "behind-the-scenes" with Bergman, the actors and staff.

More at Wikipedia.