Four scientists disappear in one day. All were born in the same county, on the same day. A fifth scientist is in jail and a federal agent is assigned to the case. The fifth man is sprung from jail by a mysterious stranger who says he's the young man's father.

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.

A radioactive rainstorm at a scientific base on a distant planet mutates a scientist driving him insane and making him telepathic.

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.

Two Earth people are transported to an alien planet, along with two aliens. The are told by their abductors that they will fight each other to the death. The stakes are high: the homeworld of the losers will be destroyed slowly, for the further amusement of their captors.

Parents of a gifted youngster discover that their son's new tutor is not quite human.

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.

Two soldiers from the future are thrust back through time to the present day.

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 scientist invents a pair of glasses which enable him to see and communicate with a two dimensional being.

A man experimenting with conciousness expansion drugs becomes super-human and not really human at all.

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

A couple of motorists stranded in the desert are stalked by a bunch of tumbleweeds.

A manned mission to Mars is menaced by Martian creatures who swim in the planet's sandy soil.

A college professor recreates the environment of a distant planet in a lab in order to study its evolution... which happens quickly.

A robot is put on trial for the murder of his creator.

After being shot in the head, a soldier gains a genius IQ and begins working fervently toward a mysterious goal.

An investigation reveals a desperate plan involving the construction of a spaceship and a group of special children.

An alien offers his technical knowledge of how to build a ray gun in exchange for a scientist's ability to feel emotions.

A man wants to capture a dangerous alien creature. Doing it himself would be way too dangerous, so he has his clone do it.

Six future astronauts are put through a simulation of a long space flight.

An out-of-control test flight traps a pilot and his wife in a slow-moving time warp, and they're not alone.

After flying into a hurricane, the crew of a cargo plane bound for Tokyo is captured by an alien space probe.