Professor Bernard Quatermass' manned rocket ship returns to Earth, but two of the astronauts are missing and the survivor seems ill and unable to communicate.
A mind reader detects the thoughts of someone who wants to kill her, a young man is given miraculous healing powers that he puts to evil uses, and an astronaut in space is terrorized by a psychotic on board computer.
An astronaut is killed on reentry to Earth, but his body is seeded with rapidly gestating aliens.
In the distant future, a federation marshal arrives at a research lab on a remote planet where a genetic experiment has gotten loose and begins feeding on the dwindling scientific group.