When a terrorist escapes custody during a routine handover, Will Holloway must team with disgraced MI5 Intelligence Chief Harry Pearce to track him down before an imminent terrorist attack on London.

A group of men are trapped in a small pod on the sea bed, after diving down to fix an oil pipeline and becoming separated from their ship.

Students at a reforming school for rebellious rich kids take matters into their own hands after the campus is taken hostage by a group of criminals.

A former secretary, newly appointed as a scriptwriter for propaganda films, joins the cast and crew of a major production while the Blitz rages around them.