简介：A group of former military elites set out to explore an uncharted abyss, not knowing their worst nightmare is waiting for them deep beneath the ground.
Meta Golding, Roger Guenveur Smith, Isaiah Washington, Al Mitchell, Shaun Clay, Bill Southworth, Keith Arthur Bolden, Loretta Devine, Andrea Frye, Tiffany Morgan, Elyse Collins, Derek Roberts, Danny Vinson, Murray Gray, Greg Clarkson
