Jim Henson's Creature Shop is a special/visual effects company founded in 1979 by puppeteer Jim Henson, creator of The Muppets. The company is based out of Hollywood, California, United States, and then Camden Town in London, United Kingdom.
A space-time vortex sucks a team of mismatched scientists, soldiers, survivalists, and adventurers into a universe filled with lush jungles and populated by dinosaurs, tribes of primitive hominids, and terrifying creatures.