Martin Scorsese presents this very personal and insightful new feature-length documentary about British filmmakers Michael Powell and Emeric Pressburger.

Based on the Béla Bartók opera, Duke Bluebeard reluctantly and gradually uncovers the secrets of his psyche to his fourth wife, Judit, opening the seven doors of his castle to ultimately reveal his still living previous wives, among whom Judit must take her place.