Inspired by true events, two sisters are trapped under the fiberglass cover of an Olympic sized public pool and must brave the cold and each other to survive the harrowing night.
Did You Know?
The character played by Tobin Bell is named McGradey after the former caretaker from the director, Matt Eskandari's favorite horror film, "The Shining." See more
After the paramedics arrive and Bree is conscious again, you can see in a shot that all the blood surrounding the hole in the fiberglass where they escaped from is gone. See more