The Descent (2005)

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Genre: Adventure / Horror / Thriller

Tagline: Scream your last breath.

Plot Outline: A caving expedition goes horribly wrong, as the explorers become trapped and ultimately pursued by a strange breed of predators.

User Rating: 7.5/10 (18,015 votes)
More info:
http://www.imdb.com/title/tt0435625/