An incredible being made of pure energy imperils the staff of a research lab and hides a deadly secret.

A scientist named Ian Fraser invents a machine which can pierce the borderland between this world and... The Afterlife? Maybe. Fraser convinces an industrialist to finance future experiments with the possibility of contacting the rich man's dead son.

Scientists on a space station discover an unusual and dangerous plant.

A group of people board an amusement park ride. Then they (and their surprised "captain") find that they're really going on a space jaunt.

After discovering an elderly man dying by the side of the road, a young man finds a strange house where some people are kept prisoner and ageless by an alien intelligence.

An accident in a nuclear research facility opens a dimensonal doorway and allows deadly creatures to emerge.

A government agent faces a crisis of conscience when he infiltrates a band of aliens marooned aboard the wreckage of a flying saucer.

After returning from a mission to Venus, an astronaut can't seem to stay warm enough and has strange dreams about encountering a wraith-like being outside his spaceship window.

A man with a glass hand attempts to unravel the mystery of who he is.