Inseminoid

An alien creature impregnates a woman who gives birth to a man who was abducted by aliens three years ago. The man reconnects with his wife and son for a sinister purpose.

Alien creatures invade a small town and four teenagers, along with a young boy, attempt to escape from them.

After investigating a mysterious transmission of unknown origin, the crew of a commercial spacecraft encounters a deadly lifeform.

A group of people try to survive when machines start to come alive and become homicidal.

Two centuries after her death, a powerful human/alien hybrid clone of Ellen Ripley aids a crew of space pirates in stopping the aliens from reaching Earth.

Scientists poison the water supply of a small town, turning the residents into homicidal maniacs who kill each other and anybody who passes through.

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

Humanoid sea creatures start killing a fishing town's residents, and raping their women. It's up to the townsfolk and a visiting biologist to fight back and fend them off.

When strange seeds drift to earth from space, mysterious pods begin to grow and invade San Francisco, replicating the city's residents one body at a time.

A boy tries to stop aliens who have taken over his town and are attempting to brainwash its inhabitants.

A man tries to uncover an unconventional psychologist's therapy techniques on his institutionalized wife, amidst a series of brutal murders.

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.