Overview: Distraught, confused, and half-wild with fear, Sarah Carter emerges alone from the Appalachian cave system where she encountered unspeakable terrors. Unable to plausibly explain to the authorities what happened - or why she's covered in her friends' blood - Sarah is forced back to the subterranean depths to help locate her five missing companions.

Vote Average: 5.89

Genres: Adventure, Thriller, Horror

Production Companies: Celador Films

Cast: Shauna Macdonald, Natalie Mendoza, Gavan O'Herlihy, Josh Dallas, Anna Skellern, View more Saskia Mulder, Douglas Hodge, Krysten Cummings, Michael J. Reynolds, Jessika Williams, Doug Ballard, Josh Cole, MyAnna Buring, Alex Reid, Nora-Jane Noone, Nicholas Daines

Crew: David Julyan , Jon Harris , Jon Harris , Kim McGarrity , Gail Stevens View more , Mark Scruton , Lucy Allen , Mark Southworth , Neil Finnighan , Neil Marshall , Christian Colson , Paul Smith , Sam McCurdy , James Watkins , James Watkins , J Blakeson , Simon Bowles , Nancy Thompson , James McCarthy , Kelly Valentine Hendry , Paul Hyett , Ivana MacKinnon , Nick McKinless , Michael Kelm , Jacob Otterström , Jason Swanscott , Matthew Collinge , Matthew Collinge , Steve Griffin , Chris Burdon , Oliver Upton , James Winnifrith , Andrew Taylor , Peter Wignall , Peter Wignall , Peter Wignall , Michael Maroussas , Danny Sheehan , Chris Sturmer , Jim Dowdall , Chris Cull , Lucy Moles , Andrew Glen , Claire Nia Richards , Alison Banks , Louise Begbie , Mark Verner , Christopher Lloyd , James Swanson , Martin Alderdice , Steve Mortimore , Sophie Brice , Mark Shelley , John Rafique , Sarah K. Hellström , Kirstie Stanway , Kirstie Stanway , Andrew Bailey , Matt Curtis , Clarice Gill , Jack Ravenscroft , Belinda McGinley , Nicholas Daines , Sebastian Dale , Richard Bradshaw , Maxine Whittaker , Michael Byrch , Harriet Worth , Clare Mahoney , Siobhan Coughlan Roy Taylor