An anguished media magnate, Jonathan Davenport, accompanies his estranged lover to the Peruvian Amazon in pursuit of a reclusive artist living in rebel occupation. Despite their philanthropic intentions, the mission proves to be the harbinger of something dark and ominous rooted deep within Jonathan.

A group of soldiers attempting to rescue a hostage from a terrorist crash land into unfamiliar jungles which are inhabited by a group of long hidden dinosaurs.

After the security of a top-secret laboratory is compromised, genetically modified dinosaurs get unleashed. Then, a black-ops unit is tasked with capturing the creatures before they cause more damage.

Prehistoric animals emerge from a science lab and tear up most of Los Angeles.