Xtinction: Predator X

When her father seemingly goes missing, Laura LeCrois is forced to return home and face a terrifying creature living in the Louisiana wetlands: Alligator X, the "T-Rex of the ocean!"

Xtinction: Predator X (aka Alligator X) is an American Horror/Science Fiction film released August 18, 2010, directed by Amir Valinia. The story revolves around a strange Louisiana swamp creature, which was a cloned Pliosaurus. The creature was created by zoologist (and ex-husband of the protagonist, Laura Le Crois), Dr. Charles LeBlanc. The reptile is the return to life of a crocodile ancestor, the "Tyrannosaurus Rex” of the oceans, who was supposed to be extinct.