Star Portal (1997)

When Environmental Protection Agency inspector Steve Malone travels to a remote military base in order to check for toxic materials, he brings his family along for the ride. After arriving at the base, his teenage daughter Marti befriends Jean Platt, daughter of the base's commander, General Platt. When people at the base begin acting strangely, Marti becomes convinced that they are slowly being replaced by plant-like aliens.

Two years into an intergalactic invasion of Earth, survivors in Sydney, Australia, fight back in a desperate ground war. As casualties mount by the day, the resistance and their unexpected allies, uncover a plot that could see the war come to a decisive end. With the Alien invaders hell-bent on making earth their new home, the race is on to save mankind.

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

16-year-old Cassie Sullivan tries to survive in a world devastated by the waves of an alien invasion that has already decimated the population and knocked mankind back to the Stone Age.

When an alien prison ship crash lands and unleashes creature after creature in the California desert, they make quick work of the army that tries to stop them. Now, the only hope of stopping the aliens rests with a secret branch of the government specializing in alien weaponry. But with the team untested in actual combat, the battle for Earth will be brutal.

Five strangers awaken to find themselves trapped aboard an alien spaceship that seems to be harnessing their terror to power the ship. They begin to understand that these species have been abducting humans for decades and possibly centuries.

A mute alien with the appearance of a black human is chased by outer-space bounty hunters through the streets of Harlem.

A group of Soul Hunters come to Babylon 5 demanding the return of something that was stolen from them.

In 2013, something terrible is awakening in London's National Gallery; in 1562, a murderous plot is afoot in Elizabethan England; and somewhere in space an ancient battle reaches its devastating conclusion. All of reality is at stake as the Doctor's own dangerous past comes back to haunt him.

It’s the dawn of a new age of heroes, and Metropolis has just met its first. But as Daily Planet intern Clark Kent – working alongside reporter Lois Lane – secretly wields his alien powers of flight, super-strength and x-ray vision in the battle for good, there’s even greater trouble on the horizon.