Deep Blue Sea

Frightening special effects drive this campy thriller about superintelligent sharks. At a high-tech lab in the Atlantic, a biologist (Saffron Burrows) and her team implant human brain tissue into sharks as part of a neurological study. Chaos ensues when the clever creatures turn on the researchers with a vengeance. Samuel L. Jackson, Michael Rapaport, LL Cool J. Renny Harlin directed.