Deep Blue Sea 4K 1999

Scientists at the Aquatica underwater laboratory develop a drug for Alzheimer's disease and find a way to genetically enlarge the brains of test sharks. Aggressive and vicious predators turn into thinking monster-killers capable of outsmarting their creators. The heroes of the movie try to cope with the furious predators. But it is almost impossible to escape from the sharp jaws of huge and intelligent sharks....