Details
- Show
- Doctor Who (2005)
- Season
- Series 5
- Air Date
- 22 May 2010
- Where to watch
Overview
In 2020, the most ambitious drilling project in history is under way. Dr Nasreen Chaudry and her team have reached 21 kilometers into the Earth's crust - but something is stirring far below. Amy Pond discovers there's nowhere to run when you can't even trust the ground at your feet.