Robot, Adam Link, is accused of killing the scientist who created him and condemned to be destroyed. Attorney, Thurman Cutler, has other ideas and believes that Adam should receive a fair court trial.
Lieutenant Minns survives a head wound, only for scientific investigator Adam Ballard to find that the bullet is made from a strange meteoric ore. Genetic material has lodged in his skull to shoot his IQ to over 200. He finds that he has two brainwaves, his, and an alien's.
Ballard finds that four men have had their minds taken over by aliens. Can Ballard discover the aliens intentions before it is too late?
Eric Plummer is close to creating a new weapon: the magnetic disintegrator. He is approached by an alien being, who offers his intelligence in exchange for the human's emotions. After the exchange, Plummer becomes a cold, unemotional man, but armed with a deadly weapon!
The Megasoid is a lethal alien being which is forbidden from the Earth. When it escapes, Henderson James, a space anthropologist, clones a copy of himself to track it down. The two identical men are soon not battling with the Megasoid, but with each other!
To prepare for a voyage to the planet Antheon, six astronauts must pass a series of harsh mental and physical tests. During the simulated mission, a strange shifting light appears and sets the members against each other. Is this just another test?
Dying from Leukaemia, Colonel Alex Barham donates his brain to a computer that is part of a space exploration program. His living brain is put floating in a tank, thinking and communicating. It soon wants to control the world and will stop anyone who gets in its way.
X-15 test pilot Jim Darcy crashes to find the Earth in a state of suspension. His wife is also alive as she smashed her car when Jim broke the sound barrier. Everyone else is frozen. Their daughter is just about to be crushed by a truck. Can they cheat fate and prevent the death of their daughter?
A plane crashes into the eye of a hurricane. The crew members awaken to find themselves being held captive in antiseptic chambers, where they are prey to some strange mutant microbes. When communication fails, the three simply start to plead for mercy.