After a personal tragedy, Sarah joins her friends on a caving expedition in the Appalachian Mountains. But when a rockfall traps them deep underground, their adventure turns into a nightmare. As they search for a way out, the group discovers they are not alone—lurking in the darkness are savage, cave-dwelling creatures. With rising ten...

As an American civilian truck driver working in Iraq, Paul Conroy's convoy is attacked by a group of Iraqi insurgents. Some time later, Paul awakes in a coffin with only a lighter, a cell phone, and his ever-growing anxiety. Faced with a dwindling oxygen supply and a dying battery, he must fight panic, despair, and delirium as he races...

When three skiers find themselves stranded on a chair lift at a New England ski resort that has closed for the next week, they are forced to make life or death choices that prove to be more perilous than staying put and freezing to death.