This Quiet Earth

John Chancer receives a phone call from his sister asking him to come over to Heywood in Manchester, England and help find her son and his pregnant wife who are missing from their home.
After a good nights sleep, John wakes to an empty house, his sister is gone. His next door neighbour, Tom brings him startling news. Tom is under the impression that aliens or some foreign power is waging a secret war, kidnapping or atomizing the British population.
After Tom’s disappearance John investigates and realises he could be the last man on Earth.