A group of French soldiers, including the patrician Captain de Boeldieu and the working-class Lieutenant Maréchal, grapple with their own class differences after being captured and held in a World War I German prison camp. When the men are transferred to a high-security fortress, they must concoct a plan to escape beneath the watchful eye of aristocratic German officer von Rauffenstein, who has formed an unexpected bond with de Boeldieu.

During the Vietnam War, a recon unit ventures to an isolated jungle valley to uncover the fate of a missing platoon. They soon find themselves in a fight for their lives against an unexpected enemy — prehistoric dinosaurs.

The invasion of a village in Byelorussia by German forces sends young Florya into the forest to join the weary Resistance fighters, against his family's wishes. There he meets a girl, Glasha, who accompanies him back to his village. On returning home, Florya finds his family and fellow peasants massacred. His continued survival amidst the brutal debris of war becomes increasingly nightmarish, a battle between despair and hope.

It's a dreary Christmas 1944 for the American POWs in Stalag 17 and the men in Barracks 4, all sergeants, have to deal with a grave problem—there seems to be a security leak.