
A mysterious mass–known only as Object Z–hurtles through space, threatening earth with destruction. As society erupts into riotous panic and extremist political factions attempt to snatch control, the world's nations must unite to find a solution in the face of Armageddon. A television producer and his assistant become embroiled in the race to find answers, with time running out.

as June Challis

as Robert Duncan

as Professor Ramsay

as Peter Barry

as Brian Barclay

as Diana Winters

as Ian Murray

as Sir John Chandos

as Captain Wade

as Keeler

as Dr. Baranov

as Dr. Rickover

as Haziz

as Paul Bazaine

as President McCone

as Premier Yeremenko