47 Meters Down

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.

Divers searching for sunken treasure witness the murder of drug dealers by modern-day pirates, but a killer great white is determined not to let any of them escape its waters.

Finney Blake, a shy but clever 13-year-old boy, is abducted by a sadistic killer and trapped in a soundproof basement where screaming is of little use. When a disconnected phone on the wall begins to ring, Finney discovers that he can hear the voices of the killer’s previous victims. And they are dead set on making sure that what happened to them doesn’t happen to Finney.

Four years after defeating The Grabber, Finney Blake is struggling with life after captivity. When his younger sister Gwen begins receiving calls in her dreams from the Black Phone and seeing disturbing visions of three boys being stalked at a winter camp, the siblings become determined to solve the mystery and confront a killer who has grown more powerful in death and more significant to them than either could imagine.