Peter Firth

A series of sinister terror strikes, combined with severe fuel shortages, has plunged Britain into crisis. As a chronically weakened prime minister fights to hold onto power, the public mood turns increasingly anarchic. MI-5 supremo Harry Pearce and team leader Adam Carter begin to face the horrifying possibility that the country is under attack from sinister forces right at the heart of the establishment

A mission to investigate Halley's Comet discovers an alien spacecraft! Following a deadly confrontation, the aliens arrive on Earth, where their seductive leader begins a terrifying campaign to drain the life-force of everyone she encounters. Her victims, in turn, continue the cycle, and soon the entire planet is in mortal danger. And when the mission's sole survivor sets out to destroy her, he comes face to face with the most charming, and horrifying...