The star joins Britt Ekland, rocker Shaun Ryder and rapper Aggro Santos on the TV series set in the Australian outback, which sees the stars put to the test in a series of survival tasks.
The new series begins airing in Britain on Sunday night (14Nov10) - but Havers' wife Georgiana, who he married in 2007, will not be tuning in.
He says, "She can't understand it. I don't either. My wife is furious I'm doing it. She can't believe I'm that stupid."