In Miami, Florida, biker gang leader Edward "Diablo" Santer is about to be executed for murder when he proclaims his innocence and vows revenge from the grave. When a mysterious biker comes to town during Spring Break festivities, leaving several teenagers electrocuted to death, some begin to suspect that Santer has made good on his promise.
A scientist learns that the chimpanzees he's studying are to be subjected to radiation experiments, so he hatches a plan to steal them away to a wildlife preserve.
An Israeli anti-terrorist agent must stop a disgruntled Vietnam vet cooperating in a Black September PLO plot to commit a terrorist attack at the Super Bowl.
Dan Gordon arrives in town on the edge of the Florida Everglades, planning to take part in a drug smuggling operation. He's aided by his friend, Mule Tucker, but runs into opposition from corrupt local cops.
In this action movie, a top stock-car driver causes a death on the race track and finds his career in shambles. Desperate for money, he gets a job as a driver for a drug ring.
Given the chance to live in a simulated underwater home for a month, a scientist convinces his family to take advantage of the offer. Once the family agrees to move in, underwater mayhem occurs!