| RUNTIME | 1h 39m |
|---|---|
| LANGUAGE | English |
| COUNTRY | United Kingdom |
| 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. |
