After pushing Emily Watson and Björk through relentless pain and suffering in previous films, Lars Von Trier mercilessly harasses glutton-for-punishment Nicole Kidman in another sprawling, love-it-or-hate-it lo-fi epic. She's a mystery woman on the run who shelters with a curious community, only for the comfort to sour. Paul Bettany, Lauren Bacall and Chloë Sevigny look puzzled