Jimmy Carr hosts as Jon Richardson and Rhod Gilbert take on Lee Mack and Rob Beckett. Tim Key is in Dictionary Corner with Susie Dent, and Rachel Riley is assisted by Joe Wilkinson.

Jimmy Carr hosts the famous words and numbers quiz as 8 Out of 10 Cats team captain Jon Richardson alongside actor Stephen Mangan take on Lee Mack and 'Pointless' boffin Richard Osman. Henning Wehn is in the Dictionary Corner along with Countdown regular Susie Dent. Meanwhile, Rachel Riley provides the letters and numbers with a little help from comedian Joe Wilkinson.

Jimmy Carr hosts the famous words and numbers quiz with regular 8 Out of 10 Cats team captains Sean Lock and Jon Richardson who play against each other. Celebrity guests joining the teams are Rhod Gilbert, Kevin Bridges and Josie Long, alongside Joe Wilkinson, Countdown's resident lexicographer Susie Dent and the country's favourite boffin Rachel Riley.

Jimmy Carr hosts the comedy panel show's version of the famous quiz, with team captains Sean Lock and Jon Richardson joined by guests Kathy Burke and Josh Widdicombe. Countdown regular Susie Dent is assisted in Dictionary Corner by Dara Ó Briain, while Rachel Riley provides the letters and numbers with a little help from Joe Wilkinson

Jimmy Carr hosts this edition along with regular 8 Out of 10 Cats team captains Sean Lock and Jon Richardson who are joined by Dara Ó Briain and Sharon Horgan. Countdown's Susie Dent is in Dictionary Corner with help from Adam Buxton, while Rachel Riley provides the letters and numbers with 'help' from comedian Joe Wilkinson.

Jimmy Carr hosts the show, with captains Sean Lock and Jon Richardson who are joined by James Corden and Jack Dee. Joe Lycett and Joe Wilkinson assist Susie Dent and Rachel Riley.

Jimmy Carr hosts with 8 Out of 10 Cats team captains Sean Lock and Jon Richardson who are joined by Kevin Bridges and James Corden. Peter Serafinowicz is in Dictionary Corner with Countdown's Susie Dent, while Rachel Riley provides the letters and numbers with 'help' from Joe Wilkinson.

Jimmy Carr hosts as Sean Lock and David Mitchell take on Jon Richardson and Katherine Ryan. David O'Doherty joins Susie Dent in Dictionary Corner, while Joe Wilkinson 'assists' Rachel Riley.

Jimmy Carr hosts as Jon Richardson and Jack Whitehall take on Sean Lock and Roisin Conaty. Rob Beckett joins Susie Dent in Dictionary Corner, while Joe Wilkinson 'helps' Rachel Riley.

Jimmy Carr hosts as Jon Richardson and Aisling Bea take on Sean Lock and Reginald D. Hunter. Holly Walsh is in Dictionary Corner with Susie Dent, while Joe Wilkinson attempts to 'help' Rachel Riley.

Jimmy Carr hosts as Jon Richardson and Johnny Vegas take on Sean Lock and Romesh Ranganathan. Josie Long joins Susie Dent in Dictionary Corner, while Joe Wilkinson 'helps' Rachel Riley.

Jimmy Carr plays host as Jon Richardson and Bob Mortimer take on Sean Lock and Vic Reeves, while Jack Whitehall joins Susie Dent in Dictionary Corner,

Jimmy Carr hosts with Sean Lock and Jason Manford going up against guest captain Sarah Millican, and Jonathan Ross. Bill Bailey joins Susie Dent in Dictionary Corner.

Jimmy Carr hosts while Sean Lock and Vic Reeves take on Jon Richardson and Aisling Bea. David O'Doherty is in Dictionary Corner with Susie Dent and Rachel Riley.

Sean Lock and Bob Mortimer take on Jon Richardson and Holly Walsh. Isy Suttie's in Dictionary Corner with Susie Dent. Claudia Winkleman stands in for Rachel Riley on letters-and-numbers duty.

Jimmy Carr hosts. Jon Richardson and Alex Brooker take on Johnny Vegas and Sara Pascoe. Tom Allen's in Dictionary Corner. Claudia Winkleman and Rob Beckett stand in for Rachel Riley.

Jimmy Carr hosts while Sean Lock and Rebecca Front take on Jon Richardson and Kevin Bridges. Joe Lycett is in Dictionary Corner with Susie Dent and Rachel Riley is on letter-and-number duty.

Jimmy Carr presides over the hit comedy panel show where Sean Lock and Katherine Ryan take on Jon Richardson and David Mitchell. Nick Helm is in Dictionary Corner.

Jimmy Carr hosts as Sean Lock and Henning Wehn go up against Jon Richardson and Victoria Coren Mitchell. Tom Allen joins Dictionary Corner and there's help from Joe Wilkinson.

Jimmy Carr hosts as Sean Lock and Roisin Conaty go up against Jon Richardson and Nish Kumar. Adam Buxton joins Susie Dent in Dictionary Corner, with Rachel Riley.

Jimmy Carr hosts as Sean Lock and David O'Doherty go up against Jon Richardson and Natasia Demetriou. John Kearns joins Susie Dent in Dictionary Corner, with Rachel Riley.

Jimmy Carr hosts as Sean Lock and David Mitchell go up against Jon Richardson and Katherine Ryan. Brett Domino Trio joins Susie Dent in Dictionary Corner.

Jimmy Carr hosts with guest captain Claudia Winkleman and Johnny Vegas versus Jon Richardson and Reginald D Hunter. Sara Pascoe joins Susie Dent in Dictionary Corner.

Guest captain David Walliams and Jonathan Ross take on Jon Richardson and Joe Lycett. Isy Suttie joins Susie Dent in Dictionary Corner, while Rachel looks after the letters and numbers.

Guest captain Lee Mack and Catherine Tate vs Sean Lock and Miles Jupp. John Cooper Clarke joins Susie Dent in Dictionary Corner, and Rachel Riley looks after the letters and numbers.