The Great Alligator

The Great Alligator, originally Il fiume del grande caimano is a 1979 Italian adventure film directed by Sergio Martino. In the film, an African God takes the form of a giant man-eating crocodile and attacks tourists at a newly built resort after it becomes angered by encroachment on its land.

Tourists on a tropical island anger an island god, who turns himself into a giant alligator and stalks them