December 02, 2020 Why 1917 Works - Let Me Explain December 02, 2020/ Let Me Explain 1917 (2020) Synopsis: Two young British soldiers during the First World War are given an impossible mission: deliver a message deep in enemy territory that will stop 1,600 men, and one of the soldiers' brothers, from walking straight into a deadly trap. Director: Sam Mendes Writers: Sam Mendes, Krysty Wilson-Cairns Stars: Dean-Charles Chapman, George MacKay, Daniel Mays PHOTO - UNIVERSAL PICTURES