Writer: Chris Chibnall
Guest Starring Meera Syal, Stephen Moore and Never McIntosh.
In 2015, the most ambitious drilling project in history is underway. Â Dr. Nasreen Chaudhry and her team have reached 21 Km into the earth’s crust — but something is stirring far below. Â Amy discovers there is nowhere to run when you can’t even trust the ground at your feet.
“While you’ve been drilling down….something else has been drilling up”