As engaging as the last time I saw it, and definitely one of the director's most accessible films, shot with hard light (particularly in that over-exposed opening dream) by Gunnar Fischer (singled out in 'Making Pictures: A Decade of European Cinematography').
Is there a twinkle in the housekeeper's eye when she asks "if there's anything you need..."
Silent legend Victor Sjöström, an influence on Bergman, is excellent as the aging doctor who feels he is already dead (and accordingly, so does his son).