Jerry Warren

When a hot-air balloon crashes on a remote island, the crew discovers Dr. Frankenstein's ancestor carrying on the family work, along with a race of mutants and a population of Amazons. (imdb)

Four adventurers descend to the depths of the ocean when the cable on their underwater diving bell snaps. The rest of their expedition, believing them to be lost, abandons hope of finding them. Exiting the diving bell, the party finds themselves in a network of underwater caverns... (imdb)

In this zero budget cheapie a busty Batwoman enlists her beauteous bevy of Batgirls (when they are not dancing the jerk) to help her regain a mad scientist's invention (an atom bomb made out of a hearing aid) before a costumed ne'er-do-well, Rat Fink, can glom onto it for his own purposes. (imdb)

While boating, a quartet of teens accidentally discover an island run by a mad scientist who intends to turn everyone in the United States into a zombie. The teenagers become trapped on the island, and are temporarily imprisoned in cages. They are freed when other teenagers arrive with the corrupt sheriff. A complicated fight scene serves as the climax, in which a de-zombified gorilla arrives just in time to attack Dr. Myra's henchmen and allow the teens to escape. (Wikipedia)

A greedy doctor gets his patient to channel her former self so that she can show him where to find an ancient tomb that is filled with treasure. (Video Hound)

A mad doctor revives a dead man who needs blood to survive. Re-edited version of "La marca del muerto" (1961). (Sinister Cinema)

A disembodied, crawling hand commits murders. (imdb)

Two brothers, both of whom are warlocks, use their powers and covens of witches to battle over the family fortune.

Experimenting in hypnotic regression to past lives, Dr. Edmund Redding of the Cowan Institute in Pasadena has discovered that Ann Taylor is a reincarnated Aztec woman... (imdb)

Connie Hayward mounts an expedition into the Himalayan Mountains looking for her brother, who has not returned from a previous trek trying to locate the Yeti, or "Abominable Snowman". Arriving at her brother's last-known camp Connie and her companions find only a strange old guide, Varga. They are soon attacked by gigantic Snowmen but are not half as surprised as when Vargas reveals his secret origin and the plans he has for Connie. (imdb)

An escaped prisoner flees to the South American jungle, where he must survive not only wild animals and disease, but a ferocious Indian tribe. (imdb)