"Look, cave systems sometimes break ground. It's a small chance. But if we stay here, we'll die. Let's go."

"I'm an English teacher, not fucking Tomb Raider."

"You can move. Sarah, look at me, look at me. The worst thing that could have happened to you has already happened and…"

"Well...they're totally blind. And judging from what we've seen, I'd say they use sound to hunt with. Like a bat. And …"

"You think it's dark when you turn out the lights, well down there it's pitch black."

"If you're a caver, jumper, climber...you just do it and not give a shite. Or the thing that's bigger than you will ge…"

"This one time in Galway, when I free-climbed the cathedral, a priest chased me down the whole of the ground floor. Th…"

"Shauna Macdonald Sarah Carter"

"Natalie Mendoza Juno Kaplan"

"Alex Reid Beth O'Brien"