Schofield and Blake, two young British soldiers during the First World War, are given a seemingly impossible mission. With time against them, they must deliver a message, deep in enemy territory, that will stop their own men, and Blake's own brother, walking straight into a deadly trap.
Dean-Charles Chapman , George MacKay , Daniel Mays , Colin Firth , Pip Carter , Andy Apollo , Paul Tinto , Josef Davies , Billy Postlethwaite , Gabriel Akuwudike , Andrew Scott , Spike Leighton , Robert Maaser , Gerran Howell , Adam Hugill
Drama, War