Zombies let loose on BB
Celebrities including Linford Christie, Jack Osbourne, Toby Young and Donal MacIntyre have put themselves behind bars for the latest reality TV show.
The show, Prisoner: X, has the celebrities spending time in some of the toughest prisons in the world - none of them in the UK.
The series, broadcast this autumn on digital channel Virgin1, also features Joe Pasquale and Marc Bannerman.