After an earthquake leaves Danny trapped and alone, his claustrophobic nightmare only gets worse when something truly horrifying emerges from the fissures in the ground, forcing him to engage in a brutal fight for his life and his sanity.
as Danny
as Gwen
as Bill Mortiz
as Angela
as Officer Pfeifer
as Officer Holder
as ER Doctor
as Dr. Wu
as Dr. Silao
as Laura
