On a visit to Colombia "Megaboa", a gaggle of faculty college students encounters a sixty-foot boa constrictor, hungry for blood.

When a bunch of marine "Devil's Triangle" biologists crash land within the Bermuda Triangle, they notice they've stumbled into the misplaced metropolis of Atlantis. However they shortly uncover town is not pleasant, and its humanoid inhabitants are planning worldwide domination utilizing the piles of weapons and know-how which have fallen by means of the Triangle over the centuries.

"Planet Dune" A crew on a mission to rescue a marooned base on a desert planet turns deadly when the crew finds themselves hunted and attacked by the planet’s apex predators: massive sandworms.

When an alien prison ship crash lands and unleashes creature after creature in the California desert, they make quick work of the army that tries to stop them. Now, the only hope of stopping the aliens rests with a secret branch of the government specializing in alien weaponry. But with the team untested in actual combat, the battle for Earth ...