After a rocket crash in London, an alien organism takes control of an astronaut, causing mutations and chaos in the city. Scotland Yard and Professor Bernard Quatermass must find a way to stop the extraterrestrial menace before it is too late. This low-budget sci-fi film is a thrilling exploration of alien lifeforms and the consequences of space travel.

When a professor excavating a London subway stumbles upon an alien spacecraft, he unleashes paranormal phenomena and supernatural powers that threaten the entire city. As the mysterious events unfold, a journalist and a police inspector must uncover the truth behind this unearthly discovery.

Quatermass II is a sci-fi horror movie set in London, England. It follows the story of Professor Bernard Quatermass, a scientist who discovers an alien life form that is taking over members of parliament and a food manufacturing plant. As he investigates further, he uncovers a conspiracy of alien invasion and mind control. With the help of an angry mob and Scotland Yard, Quatermass must prevent the destruction of Earth.