Killer Crocodile is a 1989 horror film about a large crocodile

Crocodile

A crocodile is any species belonging to the family Crocodylidae . The term can also be used more loosely to include all extant members of the order Crocodilia: i.e...

 that mutates when exposed to large quantities of toxic waste, which has been dumped in the water where it lives. The film stars Richard Anthony Crenna (son of the late actor, Richard Crenna

Richard Crenna

Richard Donald Crenna was an American motion picture, television, and radio actor and occasional television director. He starred in such motion pictures as The Sand Pebbles, Wait Until Dark, Body Heat, the first three Rambo movies, Hot Shots! Part Deux, and The Flamingo Kid...

) and was followed by a sequel, Killer Crocodile II, in 1990.

Synopsis

A group of friends investigating the illegal dumping of toxic chemicals in a swamp must defend themselves against an abnormally huge crocodile, which has become more aggressive than normal due to prolonged exposure to the toxic waste. The crocodile manages to kill many people, before it is cut up by a boat propellor at the climax of the film.

Production

The film was shot back-to-back with it's Sequel

Sequel

A sequel is a narrative, documental, or other work of literature, film, theatre, or music that continues the story of or expands upon issues presented in some previous work...

 Killer Crocodile 2. It was filmed on 35mm film