Gray Lady Down
- Taon: 1978
- Bansa: United States of America
- Genre: Thriller, Drama, Action
- Studio: Universal Pictures, The Mirisch Company
- Keyword: rescue, drowning, based on novel or book, submarine, disaster, underwater, disaster movie, collision
- Direktor: David Greene
- Cast: Charlton Heston, David Carradine, Stacy Keach, Ned Beatty, Stephen McHattie, Ronny Cox