The film is about two sisters stuck in a cage at the bottom of the ocean surrounded by sharks. It’s about that and not much else, so it is predictable yet there is nothing to spoil, so who cares? Aside the last act, this story is pretty straight forward. There are strong creative choices made as to what to show or hide from the viewer to optimize the suspense and the build-up.
Once inside the cage, the sisters are alone and isolated from our world. And, from the moment the cage falls in the deep, they’re totally fucked. If you liked 147 Hours, Buried, Frozen and other “fucked” movies, you’re going to have a blast. The acting is mostly vocal and facial. The protagonists do everything in their power to save themselves and we, in return, become frustrated and helpless.
This film was probably hard to shoot. 90% of it takes place underwater. These sharks sure are scary. We’re not sure what was shot in a lake, the ocean or a pool and how these sharks were introduced in the picture. The underwater shots are both gorgeous and claustrophobic. This whole situation is right out of a nightmare and will do for shark cages what Psycho did for showers. Sort of…