A UFO crash lands on earth. Its cargo, alien big game meant for an intergalactic zoo. As it turns out, the newly freed creatures don't much care for humans. Neither does the alien game hunter.
Mick and Jack are asked to house sit for a relative in a small town. They soon realize that there is a mysterious killer and grave robber plaguing the town and they might just be the next target. Mick and Jack must solve the mystery in order to save their own lives.
The Dinosaur Chronicles combines two mini-tales about giant reptiles -- "The Prehistoric Island" and "Dawn of the Dinosaur" -- resulting in one supersized movie.