The owner of a small-town junkyard offers a cash reward to whomever can kill her uninvited, space-suited alien guest when its spacecraft crash-lands into her barn. Every wacko within 100 miles turns out, and before long, the junkyard is transformed into a war zone of man vs. man vs. machine vs. alien vs. God only knows what.
The story begins with a scientist creating a device shaped like a man that can be remote-controlled by a machine. The mechanical man possess super-human speed and strength. The scientist is killed however by a gang of criminals, led by a woman named Mado, who wish to get the instructions for building the mechanical man. The criminals are captured before they are able to get them and are brought to trial and condemned. Mado manages to escape and kidnaps the scientist's niece whom she forces to give her the instructions which she uses to build a mechanical man.
Captain Saxon, an agent for the top secret Omega agency, has been given the assignment of tracking down and either capturing or killing the crew members of a secret space mission who returned to Earth against orders. It seems that they were all infected with an alien parasite, and they were trying to bring its eggs back to Earth. The eggs were lost in an accident, and both Saxon and the astronauts are trying to locate them.
While covering a test of guided torpedoes, two reporters believe they see what appears to be a strange-looking swimming creature. They investigate the matter further and discover that there is a race of fish-men living under the sea. The fish-men capture the pair and keep them prisoner in their underwater city.
Scientists must prove their time travel experiments can produce results, so their funding won't be cut off. They push their equipment, and travel 5000 years into the future, where they encounter aliens who are looking for a planet to colonize.
Mutant snakes survived a terrorist attack on a government laboratory, and they now threaten the town of Santa Mira Springs, California. Seismic activity has brought snakes to the surface, where residents are being bitten. Victims can transmit the virus to healthy persons. The military puts the town under quarantine. Local physicians try to control the epidemic, while the military is primarily concerned with keeping the virus a secret.
Set in the year 2022, a group of convicts sentenced to life in prison are led on a mission into uncharted deep space by Commander Skyler (Williams) to salvage a lost ship. As incentive to go on this dangerous mission, the convicts are given the opportunity to spend their weekends in a virtual reality world where they could live out their sexual fantasies with any woman they choose. However, a woman who is not part of the program appears in it (Scoggins), kills each virtual woman and seduces each convict. When she begins to appear outside the program, the men quickly turn on each other.
A retired and disgruntled scientist is brought out of retirement to explain why tidal waves are wiping out coastal communities. But is he part of the problem?
In the future, the threat of global takeover by cyborg units has forced Earth to outlaw their use. But when four female androids are smuggled to Earth, Jack Ford is assigned to track them down. An adventurous chase takes him from the mean streets of Phoenix to the depths of New Angeles, an underwater city, and into the diabolical clutches of a maniacal kingpin and his criminal army.
James Houghland, inventor of a new method by which television signals can be instantaneously sent anywhere in the world, refuses to sell the process to television companies, who then send agents to acquire the invention any way they can. On the night of his initial broadcast Houghland is mysteriously murdered in the middle of his demonstration and it falls to Police Chief Nelson to determine who the murderer is from the many suspects present.
An evil brain from outer space unleashes monsters with deadly diseases on Earth with trying to conquer the universe. Superhero Starman must battle them all to save his planet.
Years after an alien invasion nearly extinguished the human race, three soldiers who survived on a secret moon base are sent to Earth to liberate the survivors from the Sentinel and its army and reclaim Earth at any cost.
Trapped on an island, a team of mercenaries on a rescue mission begin to question everything around them as they encounter threatening creatures living in the shadows.
A mafia drug lord has unleashed a new, highly addictive stimulant on the streets called HT25, derived from sharks held captive in a secret lab, and which causes monstrous side effects. After an explosion and leak at the lab, an army of mutated, bloodthirsty sharks and other creatures are set loose on the world.