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.

"Scream your last breath."

Credits

Neil MarshallDirector

Shauna MacdonaldSarah Carter

Natalie MendozaJuno Kaplan

Alex ReidBeth O'Brien

MyAnna BuringSam Vernet