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Chris Eubank, Paul Gascoigne, Max George, Nicola Adams, Chris McCausland, Scarlett Moffatt, Donna Preston and Chloe Burrows enter a pitch-black bunker. Can they survive in the dark for eight days?

Eight celebrities have been living in complete darkness for 30 hours, and things don't get any easier when two of them are shackled together for 12 hours in a 2m x 2m box...

The celebrities are halfway through the experiment, and tensions are at boiling point as Chris Eubank argues with Gazza over his story about a dead man on a plane

The bunker is taking its toll as the celebrities enter their final days in the dark, and there's an electrifying challenge involving pitch-black orienteering and painful shocks

The celebrities' strong bond is threatened by a daunting final task, before they vote among themselves to declare who should be the winner of the experience