Diễn viên:Adrian R'Mante,Sofia Pernas,Jeff D'Agostino,Jacob
Đạo diễn:Rafael Eisenman
Thể loại:Kinh,Dị,Phim,Lẻ Quốc gia:Âu Mỹ Năm phát hành:2011
Nội dung phim:A group of friends fight for their lives against the lethal and ravenous creatures lurking beneath the Earth's surface. The group finds themselves at the mercy of creatures genetically engineered by the military to be expendable in battle. Though they fought countless battles in Iraq, these friends never knew real fear until they went underground.