Afraid of the dark? You will be! When a young group of female friends go on a climbing expedition they find a lot more than they bargained for. Lost in a cave, off the maps, they encounter a race of barely human cannibalistic subterraneans who are very, very hungry...
Audio commentary from director Neil Marshall and members of the cast Shauna MacDonald, Myanna Buring, Alex Reid, Saskia Mulder and Nora-Jane Noone
Audio commentary from Neil Marshall and producer Christian Colson, editor Jon Harris, production designer Simon Bowles and assistant editor Catriona Richardson
