Monstroid
Buried in the mud of countless centuries — something has begun to grow....
7/11/1980
Imdb: tt0079573
Tmdb: 43717
Popularity: 3.84
Vote: 3.5/10 (14)

A rural Colombian village is attacked by a horrible sea serpent, aroused by industrial pollution of a nearby lake. Based on a real event that took place in June of 1971.