Supergator

Supergator is a 2007 horror film from Roger Corman starring Brad Johnson and Kelly McGillis. The music was by Damon Ebner.

Scott Kinney (Johnson) is an American geologist monitoring a local volcano when the Supergator, a prehistoric alligator recreated from fossilized DNA escapes from a secret bio-engineering research center.

Kinney joins forces with another scientist (McGillis) and a Texan alligator hunter (Colton). They pursue the monster as it heads down river intent on destroying a luxurious resort packed with tourists.