Alligator (1980)

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.

Directed by: Lewis Teague

Starring: Robert Forster, Robin Riker, Michael V. Gazzo, Dean Jagger, Sydney Lassick, Jack Carter

Links: IMDb, Movie posters, Movie stills