Emmanuel, a scientist, discovers skeletal remains of a humanoid and brings it to his home. However, with its ability to grow new flesh when moistened, the skeleton wreaks havoc in his house.
Dr Jeffery Stewart and Dr Dan Forbes, two scientists, from the Office of Scientific Investigation must stop a creature that threatens to destroy Earth.
When his cattle begin to mysteriously disappear, rancher Jimmy Ryan looks for answers. He is soon horrified to learn that a giant dinosaur hiding in Hollow Mountain is eating his livestock.