The U.S. Navy's special group "Blue Water" builds a half-shark, half-octopus for combat. But the sharktopus escapes and terrorizes the beaches of Puerto Vallarta.

• New Horizons Picture
• Syfy
• Eric Roberts
• Kerem Bürsin
• Sara Malakul Lane
• Liv Boughn
• Héctor Jiménez
• Ralph Garman
• Shandi Finnessey
• Roger Corman