The Abyss is a 1989 science fiction film directed by James Cameron. The film follows a civilian oil-rig crew as they encounter an alien intelligence while attempting to rescue a sunken nuclear submarine. The crew must then battle the hostile alien force and the dangers of the deep abyss in order to save
From Wikipedia
The Abyss is a 1989 American science fiction film written and directed by James Cameron and starring Ed Harris, Mary Elizabeth Mastrantonio, and Michael Biehn. When an American submarine sinks in the Caribbean, a U.S. search and recovery team works with an oil platform crew, racing against Soviet vessels to recover the boat. Deep in the ocean, they encounter something unexpected.