After a tragic accident, six friends reunite for a caving expedition. Their adventure soon goes horribly wrong when a collapse traps them deep underground and they find themselves pursued by bloodthirsty creatures. As their friendships deteriorate, they find themselves in a desperate struggle to survive the creatures and each other.
Elenco:
Shauna Macdonald
,
Natalie Mendoza
,
Alex Reid
,
Saskia Mulder
,
MyAnna Buring
,
Nora-Jane Noone
,
Oliver Milburn
,
Molly Kayll
,
Craig Conway
,
Leslie Simpson
.
