一位英国政府的副部长发现恐怖分子试图引爆伦敦的一座核设施 A junior minister in the British Government discovers a terrorist plot to detonate a nuclear device in London. Putting self-preservation first, he flees with a young American political advisor to a re-commissioned Secret Nuclear Underground Bunker - S.N.U.B. They find themselves entombed in the bunker with a disparate group of individuals caught in ...