Jungle Jim in the Forbidden Land

When a rare species of butterfly is found in a mysterious valley in Japan, a pair of entomologists go to investigate and find more. They discover Varan, a giant monster, who decides to leave the valley and head straight for Tokyo.

Professor Fergusson plans to make aviation history by making his way across Africa by balloon. He plans to claim uncharted territories in West Africa as proof of his inventions worth.

In an effort to find an economic means of purifying salt water, a joint U.S.-Japanese military command is set up on an isolated Japanese island where an unusual salt water lake is situated. However, their purifying experiments arouse the prehistoric monster Obaki from hibernation at the lake's bottom, and it proceeds to attack Japan. Although made by a U.S. independent film company, this film was based on a Japanese Toho monster film of 1958, "Daikaiju Varan", from which all of the monster effects scenes and a few incidental dramatic shots were edited into it.

Lt. Col. Glenn Manning is inadvertently exposed to a plutonium bomb blast and although he sustains burns over 90% of his body, he survives. Then he begins to grow, but as he grows he starts losing his mind. By the time he stops he is 50 ft tall, insane and is on the rampage.

"Genius" accidentally invents "goo" which causes living things to rapidly grow to an enormous size. Seeing an opportunity to get rich, some delinquent teenagers steal the "goo" and, as a result of a sophomoric dare, consume it themselves and become thirty feet tall. They then take over control of the town by kidnapping the sheriff's daughter and dancing suggestively.

Gulliver washes ashore on Lilliput and attempts to prevent war between that tiny kingdom and its equally-miniscule rival, Blefiscu, as well as smooth the way for the romance between the Princess and Prince of the opposing lands. In this he is alternately aided and hampered by the Lilliputian town crier and general fussbudget, Gabby. A life-threatening situation develops when the bumbling trio of Blefiscu spies, Sneak, Snoop, and Snitch, manage to steal Gulliver's pistol.

Eliza and Debbie are two sisters who don't always get along. But their relationship is put to the test when Debbie's life is in danger, and Eliza might have to give up her power to talk to animals....

Three chimps are sent into space to explore the possibility of alien life when an unmanned space shuttle crash lands on an uncharted planet.

As a child living in Africa, Jill Young saw her mother killed while protecting wild gorillas from poachers led by Andrei Strasser. Now an adult, Jill cares for an orphaned gorilla named Joe - who, due to a genetic anomaly, is 15 feet tall. When Gregg O'Hara arrives from California and sees the animal, he convinces Jill that Joe would be safest at his wildlife refuge. But Strasser follows them to the U.S., intent on capturing Joe for himself.

An American family on holiday in Africa becomes lost in a game reserve and stalked by vicious killer lions.

An orphan little girl befriends a benevolent giant who takes her to Giant Country, where they attempt to stop the man-eating giants that are invading the human world.