Dara O'Briain, Jack Dee, Chelsee Healey, Greg James, Mel C and Philips Idowu sail the crocodile-infested rapids of the Zambezi river in Comic Relief's toughest challenge to date. Show more
Discover 11,128,835 listings and 279,896 playable programmes from the BBC
Dara O'Briain, Jack Dee, Chelsee Healey, Greg James, Mel C and Philips Idowu sail the crocodile-infested rapids of the Zambezi river in Comic Relief's toughest challenge to date. Show more