A giant prehistoric praying mantis, recently freed from the Arctic ice, voraciously preys on American military at the DEW Line and works its way south.

France, 1803: 11 years after the Revolution, a royalist underground is led by a new ‘Scarlet Pimpernel’, the Purple Mask, who rescues nobles in distress and kidnaps Napoleon’s officials for…

Paris-based New York Herald Tribune reporter Jimmy Race (Andrews) is sent by his boss (Sanders) behind the Iron Curtain in Budapest to investigate a meeting involving the Hungarian ambassador.