Los jaguares contra el invasor misterioso

After escaping with Newt and Hicks from the alien planet, Ripley crash lands on Fiorina 161, a prison planet and host to a correctional facility. Unfortunately, although Newt and Hicks do not survive the crash, a more unwelcome visitor does. The prison does not allow weapons of any kind, and with aid being a long time away, the prisoners must simply survive in any way they can.

Two hundred years after Lt. Ripley died, a group of scientists clone her, hoping to breed the ultimate weapon. But the new Ripley is full of surprises … as are the new aliens. Ripley must team with a band of smugglers to keep the creatures from reaching Earth.

A young man finds out that he holds the key to restoring hope and ensuring survival for the human race, while an alien species called the Drej are bent on mankind's destruction.

Mere seconds before the Earth is to be demolished by an alien construction crew, Arthur Dent is swept off the planet by his friend Ford Prefect, a researcher penning a new edition of "The Hitchhiker's Guide to the Galaxy."

In the middle of the next century, a spaceship loses its bearings, and the commander of another space crew, seemingly on a routine check flight, decides to investigate. The result is an unusual suspense adventure.

A top-secret government weapons designer is arrested by a clandestine government organization on suspicion of being a clone created by the hostile alien race wanting to take over Earth.

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.

Washington, D.C. psychologist Carol Bennell and her colleague Dr. Ben Driscoll are the only two people on Earth who are aware of an epidemic running rampant through the city. They discover an alien virus aboard a crashed space shuttle that transforms anyone who comes into contact with it into unfeeling drones while they sleep. Carol realizes her son holds the key to stopping the spread of the plague and she races to find him before it is too late.

A film crew led by Jack Peters go to Quebec, Canada to find proof of alien existence to instead discover a secret extraterrestrial war.

Near a gray and unnamed city is the Zone, a place guarded by barbed wire and soldiers, and where the normal laws of physics are victim to frequent anomalies. A stalker guides two men into the Zone, specifically to an area in which deep-seated desires are granted.

This is a shortened version of the 1945 Republic serial "The Purple Monster Strikes," which was released to television in 1966.

Carnivorous aliens arrive unannounced at a Kansas family farm; two intergalactic bounty hunters soon follow, determined to blow them off the planet.

Aboard a small escape pod, four survivors try to discover what caused the destruction of their spaceship.

During the night shift in a colony greenhouse, a botanist does her best to contain suspicious soil samples that have alarmed her sensitive lab dog.

The world is stunned when a group of time travelers arrive from the year 2051 to deliver an urgent message: Thirty years in the future, mankind is losing a global war against a deadly alien species. The only hope for survival is for soldiers and civilians from the present to be transported to the future and join the fight. Among those recruited is high school teacher and family man Dan Forester. Determined to save the world for his young daughter, Dan teams up with a brilliant scientist and his estranged father in a desperate quest to rewrite the fate of the planet.

An investigator seeking the cause of an airline disaster discovers the involvement of an organisation of time travellers from a future Earth irreparably polluted who seek to rejuvenate the human race from those about to die in the past. Based on a novel by John Varley.

A young girl hunts an evil alien that she believes is the reincarnation of her abusive father.

A group of friends gather after over a decade apart. All seems to be going well until a Deputy arrives and announces that one of the group is actually an alien in disguise and then is promptly separated from his head.

Harry Smith is your typical sexually-unfulfilled husband whose wife Olivia is more interested in UFOs than in him. With the help of his friend Sam, Harry makes Olivia believe that he has been abducted by aliens, when really he has an affair with the new dancer at the strip club which he and his wife own. But the tables are turned when Harry really is abducted by aliens, and they give him the remarkable ability to bring a woman to orgasm simply by looking at her.

Innocent women are being kidnapped and used as guinea pigs for a brain transplant experiment. The diabolical Dr. Frankenstein continues his quest to perfect his brain transplant operation to bring back his deceased wife at any cost - even if it means playing with the lives of others. El Santo and Blue Demon are called in to help when their friend Alicia becomes Dr. Frankenstein's next target. It'll take both heroes to go up against the dastardly doctor and go mano a mano with his super strong zombie Golem.