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
