A play by John McGrath.

"Germany, 1954. A bitterly cold winter in the early years of the Cold War. In a wind-swept corner of a British Army base, six soldiers are posted to guard an obsolete anti-aircraft gun. Their task is futile and the gunners know it. Placed under the command of an inexperienced teenager, their boredom turns to frustration and their thoughts turn to trouble as the banter and squabbles of the barrack room harden into a battle of wills between a callow NCO who just wants to serve out his time and a disillusioned fighting man with his finger on the self-destruct button..."