After a group of biologists discovers a huge network of unexplored caves in Romania and, believing it to be an undisturbed eco-system that has produced a new species, they hire the best American team of underwater cave explorers in the world. While exploring deeper into the underwater caves, a rockslide blocks their exit, and they soon discover a larger carnivorous creature has added them to its food chain.

Cole Hauser
as Jack McAllister

Lena Headey
as Dr. Kathryn Jennings

Morris Chestnut
as Top Buchanan

Eddie Cibrian
as Tyler McAllister

Piper Perabo
as Charlie

Daniel Dae Kim
as Alex Kim

Kieran Darcy-Smith
as Strode

Rick Ravanello
as Briggs

Marcel Iureș
as Dr. Nicolai

Vlad Rădescu
as Dr. Bacovia
furious_iz
Predictable B movie creature feature that doesn't get past budget restraints, a weak script and a lack of adequate direction. A bunch of divers and scientists try to map an undiscovered underwater cave in Romania, for reasons I have now forgotten, and get more than they bargained for when they en...
daniel_carr
Boy did I get this one wrong! I was hoping to find the one about the people trapped in the cave that was on the news. So this was dissappointing. I love "sci-fi and fantasy" but even I couldn't take more than 10min of this, NEXT ......