Doomsday Machine (1976)

Following the discovery of a doomsday machine capable of destroying Earth, the launch of a US space mission to Venus is taken over by the military.

Alternative titles: Armageddon 1975, Doomsday, Tuomiopäivä, Машина Судного дня, Escape from Planet Earth, The Doomsday Machine, Hydra – Verschollen in Galaxis 4