Allied soldiers from Belgium, Britain and France are surrounded by the German army and evacuated during a fierce battle in World War II. On Disc Special Feature: Join Christopher Nolan and his production team on their epic journey to recreate the miracle of Dunkirk. Equipped with large-format cameras, innovative effects, historic naval and air fleets and scores of actors, the filmmakers surmounted staggering challanges in order to create an accurate, authentic and heart-pounding cinematic experience.