Best Sci-Fi/Monster Movies (1950-1960)

An alien lands in Washington, D.C. and tells the people of Earth that they must live peacefully or be destroyed as a danger to other planets.

A small-town doctor learns that the population of his community is being replaced by emotionless alien duplicates.

A starship crew in the 23rd century goes to investigate the silence of a distant planet's colony, only to find just two survivors, a powerful robot, and the deadly secret of a lost civilization.

A man's vision for a utopian society is disillusioned when travelling forward into time reveals a dark and dangerous society.

After Scott Carey begins to shrink because of exposure to a combination of radiation and insecticide, medical science is powerless to help him.

In the English village of Midwich, the blonde-haired, glowing-eyed children of uncertain paternity prove to have frightening powers.

The earliest atomic tests in New Mexico cause common ants to mutate into giant man-eating monsters that threaten civilization.

A ship sent to investigate a wave of mysterious sinkings encounters the advanced submarine, the Nautilus, commanded by Captain Nemo.

Scientists and American Air Force officials fend off a bloodthirsty alien organism while at a remote arctic outpost.

A small town in California is attacked by Martians, beginning a worldwide invasion.

A scientist has a horrific accident when he tries to use his newly invented teleportation device.

A strange prehistoric beast lurks in the depths of the Amazonian jungle. A group of scientists try to capture the animal and bring it back to civilization for study.

An Edinburgh professor and assorted colleagues follow an explorer's trail down an extinct Icelandic volcano to the earth's center.

A ferocious dinosaur awakened by an Arctic atomic test terrorizes the North Atlantic and, ultimately, New York City.

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.

As a new star and planet hurtle toward a doomed Earth, a small group of survivalists frantically work to complete the rocket which will take them to their new home.

A spider escapes from an isolated Arizona desert laboratory experimenting in gigantism and grows to tremendous size as it wreaks havoc on the local inhabitants.

A spaceship from another world crashes in the Arizona desert and only an amateur stargazer and a schoolteacher suspect alien influence when the local townsfolk begin to act strangely.

An alien lifeform consumes everything in its path as it grows and grows.

Extraterrestrials traveling in high-tech flying saucers contact a scientist as part of a plan to enslave the inhabitants of Earth.

The first U.S. spaceship to Venus crash-lands off the coast of Sicily on its return trip. A dangerous, lizard-like creature comes with it and quickly grows gigantic.

Rocks from a meteor which grow when in contact with water threaten a sleepy Southwestern desert community.

A young boy learns that space aliens are taking over the minds of earthlings.

"Destination Moon", tells the tale of when Doctor Charles Cargraves and retired General Thayer approach Jim Barnes, the head of his own aviation construction firms to help build a rocket that will take them to the moon.

Aliens arrive on Earth to possess the bodies of humans. One of their first victims is a young man, whose new wife soon realizes something is wrong with him.