Deep Blue Sea

The name of this movie is Deep Blue Sea released in 1999-07-28 and it's main theme is Researchers on the undersea lab Aquatica have genetically altered the brains of captive sharks to develop a cure for Alzheimer's disease. But there's an unexpected side effect: the sharks got smarter, faster, and more dangerous. After a big storm damages their remote research facility, they must fight for their lives..