Tropical island underwater scuba diving swimming murder thriller, in which divers and thieves search for a sunken treasure.

A gang of outlaw bikers strike a bargain with the Sheriff of a small beach town; let them stay and the town is safe. But a local girl strays into their lair and sets off a full-scale war.

The Black Widows, a teenage girl gang, find one of their number killed. They blame her murder on Barbara, the on-again-off-again girlfriend of the leader of rival gang The Vandals. As the gangs prepare for a fight, we take a glimpse into their tumultuous home lives.

A young man searches for his brother's killer with the help of a gunfighter, a native woman and a traveling medicine man.

Three kingdoms have been overtaken by three evil lords and only Tyor, a teenage boy with magical powers, can restore peace to the land with the help of a bumbling elder, wizard and a hero in each kingdom. Tyor fights alongside them and eventually becomes a powerful wizard in his own right.

After her husband is gunned down, Rose Hood takes his place as sheriff of a small Western town.

Two psychics place a prostitute under hypnosis in order to learn about her past-life experiences. When they unwittingly send her back in time, she finds herself in the Middle Ages, suspected of being a witch and on the verge of being executed.

An alien from planet Davanna, whose population has developed a terminal blood disease caused by nuclear radiation, is sent to Earth to acquire fresh human blood for his people.

In a boorish future, the government sponsors a popular, but bloody, cross-country race in which points are scored by mowing down pedestrians. Five teams, each comprised of a male and female, compete using cars equipped with deadly weapons. Frankenstein, the mysterious returning champion, has become America's hero, but this time he has a passenger from the underground resistance.

A group of scientists travel to a remote island to study the effects of nuclear weapons tests, only to get stranded when their airplane mysteriously explodes. The team soon discovers that the tests have given rise to crabs mutated into intelligent, impervious, telepathic giants intent on increasing their numbers by breeding, then travelling to populated areas to feed, and which do not intend to be stopped by their discoverers.