A futuristic underwater sea-lab is having problems with a UFO that's parked between them and a nearby deep ocean trench. As they investigate, they attract the unwanted attention of a dangerous creature who puts the scientists and crew in danger.
When a girl in a town that's populated by Hispanics is attacked, the only thing she says before falling into a coma is that her attacker is an outsider, a Caucasian. So the sheriff arrests the only outsiders there are. All he can do is hope that one of them will admit to being the attacker or that the girl can wake up long enough to identify him. But at the same time her father is preparing a lynch mob.
In the future world of the year 2087, freedom of thought is illegal and the thoughts of the world's populations are controlled by the government. A small band of "free thinkers" send a cyborg back in time to the year 1966 to prevent a scientist from making the breakthrough that will eventually lead to the mass thought control of the future. Our time traveler soon discovers he is not alone when government agents from the future try to prevent him from carrying out his mission.
The theft of a fortune in diamonds and the attempt by soldier of fortune Johnny Dent to outwit his pursuers who would stop at nothing to get their hands on the treasure forms the story-line. The chase reaches across the continent as Dent eludes the diamond syndicate police, a ruthless gangster, and a scheming girl in his attempt to escape.
An American intelligence agent, aided by a Chinese-American female agent, uses a time-travel belt to thwart Chinese operatives who are attempting to import to Los Angeles the materials to make an atomic bomb.
Adventurer and treasure hunter Mike Yates is hoping to find a cache of Incan treasure lost in the Amazon jungle. While looking for his missing partner, he stumbles across a beautiful jungle girl named Eve. Later on, he comes across Eve's grandfather, who is being swindled by a man and a young woman who is pretending to be his granddaughter Eve. Will Yates be able to expose the swindle, beat the swindlers to the lost treasure (with the help of the real Eve), and reunite Eve with her grandfather before the final credits roll?
When four geologists who form a combine of five industrial companies turn up dead, the race is on to determine whether the culprit is a group of high-powered industrial interests or the government. A trouble-shooter is hired to find a net of deadly intrigue and treachery. The prize: a field to be leased to private industry by the state.
