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
Written by: John Sayles
Release date: 1980-07-02
Runtime: 91 minutes
Critics score:
Tagline: It lives 50 feet beneath the city. It's 36 feet long. It weighs 2,000 pounds...And it's about to break out!
Related titles:
Cast:
Robert Forster Robert Forster
David 
Robin Riker Robin Riker
Marisa 
Michael V. Gazzo Michael V. Gazzo
Chief Clark 
Dean Jagger Dean Jagger
Slade 
Sydney Lassick Sydney Lassick
Gutchel 
Jack Carter Jack Carter
Mayor 
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Also known as:
  • Der Killer-Alligator
  • La bestia bajo el asfalto
  • El cocodrilo mortal
  • L'incroyable alligator
  • Alligator - O Jacaré Gigante