A rocket carrying three astronauts is launched by an American scientist, Brain Donlevy, but only one makes it back – and he’s in terrible condition. The film explores what occurred to the missing crew members, considering the possibility that the spacecraft was airtight. Alongside a police officer named Jack Warner, investigators attempt to uncover the truth. Simultaneously, the lone survivor disappears, leading to t…

I did a lot of praying in my own simple way. When an experimental rocket ship crashes back to Earth, Bernard Quatermass finds himself perplexed by the fact that three astronauts went up, but only one came back. That astronaut is Victor Carroon, and he’s not doing well at all. Unable to speak and undergoing some kind of transformation, it doesn't take long before he begins to turn into something that poses a threat…