At the height of the First World War, two young British soldiers must cross enemy territory and deliver a message that will stop a deadly attack on hundreds of soldiers.

Top Cast

George MacKayLance Corporal Schofield

Dean-Charles ChapmanLance Corporal Blake

Mark StrongCaptain Smith

Andrew ScottLieutenant Leslie

Richard MaddenLieutenant Blake

Claire DuburcqLauri

Colin FirthGeneral Erinmore

Benedict CumberbatchColonel MacKenzie