Bradley Walsh hosts as four celebrities try to pit their brains against one of the countries finest quiz brains. But, have Michael Parr, Alex Scott, Jennifer Metcalfe, Bill Turnbull

Bradley Walsh hosts as four celebrities take on the challenge of The Chase. Westlife's Nicky Byrne, Winter Olympian Amy Williams, Eastenders' Natalie Cassidy and Hairy Fat Biker Dave Myers come together to work as a team in the hope of winning thousands of pounds for their charities. But just who will they be up against?

One Chaser is all that stands between Coronation Street's Mikey North, The Saturdays Una Healey, Boxing Champ Carl Froch and TV Presenter Alison Hammond and thousands of pounds for their chosen charities. Bradley Walsh hosts.

Tonight, actress Nina Wadia, Olympic legend Linford Christie, Girls Aloud's Sarah Harding and Outnumbered's Tyger Drew-Honey, take on the challenge hoping to win thousands of pounds for their charities.

Bradley Walsh hosts as four celebrities try to pit their brains against one of the countries finest quiz brains. But, have Welsh Rugby hero Shane Williams, Coronation Street's Sair Khan, comedian Milton Jones and Paralympic legend Baroness Tanni Grey-Thompson got what it takes?

Tonight, Eastenders' Charlie Brooks, Paralympian Richard Whitehead, Comedienne Shappi Khorsandi and TV's David Dickenson take on the challenge hoping to win thousands of pounds for their charities. Bradley Walsh hosts.

One Chaser is all that stands between Radio 1's Scott Mills, actress Sunetra Sarker, boxer Anthony Ogogo and TV legend Johnny Ball and thousands of pounds for their chosen charities. Bradley Walsh hosts.

Bradley Walsh hosts as four celebrities try to pit their brains against one of the countries finest quiz brains. But, have Coronation Street's Hayley Tamaddon, Football Hero Sir Geoff Hurst, Comedian Rob Beckett and TV Presenter Gaby Roslin got what it takes?

Kaye Adams, Mark Bright, Jayne Torvill and Richard Arnold pit their wits against one of the country's finest quiz brains in the hope of winning thousands of pounds charity.

Actress Sally Phillips, musician Rick Wakeman, professional snowboarder Jenny Jones and impressionist Alistair McGowan pit their wits against ruthless quiz genius the Chaser, as Bradley Walsh hosts another star-studded edition of the show. The celebrities must work as a team and play strategically to answer general knowledge questions against the clock and race down the game board to the exit without being caught

Heptathlete Louise Hazel, comedian Joel Dommett, 1980s music star Sinitta and actor Les Dennis team up to take part in the quiz show, in which they must answer general knowledge questions against the clock and race down the game board to the exit - all without being caught out by the `quiz genius' Chaser. Presented by Bradley Walsh

Bradley Walsh presents as Embarrassing Bodies presenter Dr Christian Jessen, Jonathan Benjamin `JB' Gill of JLS, comedienne Helen Lederer and former professional snooker player Stephen Hendry pit their wits against the Chaser in the hope of winning a potential prize pot worth thousands of pounds for their charity of choice. They must work as a team and play strategically to answer general knowledge questions against the clock and race down the game board to the exit without being caught

Bradley Walsh presents as impressionist Rory Bremner, weather reporter Laura Tobin, Dragons' Den's Deborah Meaden and TV gardener and chat show host Alan Titchmarsh pit their wits against ruthless quiz genius the Chaser in the hope of winning a potential prize pot worth thousands of pounds. They must work as a team and play strategically to answer general knowledge questions against the clock and race down the game board to the exit without being caught.

Bradley Walsh presents as Good Morning Britain's Ranvir Singh, journalist John Sergeant, ex-rugby international Ugo Monye and TV presenter Mariella Frostrup pit their wits against ruthless quiz genius the Chaser in the hope of winning a potential prize pot worth thousands of pounds. They must work as a team and play strategically to answer general knowledge questions against the clock and race down the game board to the exit without being caught

Bradley Walsh hosts as Fiona Bruce, Rick Edwards, Kate Humble and Joe Swash join forces in an attempt to outrun the Chaser and win thousands of pounds for their chosen charities.