Storyline:
April 6th, 1917. As an infantry battalion assembles to wage war deep in enemy territory, two soldiers are assigned to race against time and deliver a message that will stop 1,600 men from walking straight into a deadly trap.

Cast:

Dean-Charles Chapman Lance Corporal Blake

George MacKay Lance Corporal Schofield

Daniel Mays Sergeant Sanders

Colin Firth General Erinmore

Andy Apollo Sergeant Miller