The Man from Planet X

In England, a group of space scientists led by Bernard Quatermass, who have developed plans for the first Moon colony, learn that a secret, ostensibly government-run, complex of identical design has been built in a remote part of England and is the focus of periodic falls of small, hollow "meteorites" originating in outer space. Quatermass determines to investigate and uncovers a terrifying extraterrestrial life form which has already begun action to take over the Earth.

A boy tries to stop aliens that have taken over his town and are brainwashing its inhabitants.

An alien and a robot land on Earth after World War II and tell mankind to be peaceful or face destruction.

Zane Ziminski is an astrophysicist who receives a message that seems to have extraterrestrial origins. Eerily soon after his discovery, Zane is fired. He then embarks on a search to determine the origins of the transmission that leads him into a Hitchcockian labyrinth of paranoia and intrigue.

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

Scientists and US Air Force officials fend off a blood-thirsty alien organism while investigating at a remote arctic outpost.

Six years ago, the lovable intergalactic fugitive Gordon Shumway, best known as ALF, was on his way back to his new home when the Alien Task Force finally caught up with him. Now, he is being studied at a top-secret military base where he finds allies who feel that ALF's existence should be announced to the world to ensure his safety... especially when they learn that the abrasive Colonel Milfoil wants ALF, and all Alien Life-Forms, destroyed.

Stranded at a summer camp when aliens attack the planet, four teens with nothing in common embark on a perilous mission to save the world.