Alligator
It lives 50 feet beneath the city. It's 36 feet long. It weighs 2,000 pounds...And it's about to break out!
7/2/1980
Imdb: tt0080354
Tmdb: 33518
Popularity: 15.492
Vote: 6.1/10 (328)

A baby alligator is flushed down a toilet and survives by eating discarded lab animals that have been injected with growth hormones. The now gigantic animal escapes the city sewers and goes on a rampage, pursued by a cop and a big-game hunter.