ON Thursday 25th January 2018 - Dunkirk (Thriller/Drama) 12A. In May/June 1940, the German army has advanced into France, trapping 400,00 Allied troops on the beaches of Dunkirk. Britain sends civilian boats to try to evacuate the beleaguered forces. This is the story as seen through the eyes of one soldier amongst those trapped forces. Directed by Christopher Nolan, starring Kenneth Branagh, Mark Rylance, and Harry Styles, with an impressive score written by Hans Zimmer.