8 out of 10 cats Show Summary, Upcoming Episodes and TV Guide

Jimmy Carr hosts a combination of the comedy panel show and the long-running words and numbers quiz, with Jonathan Ross and Russell Kane taking on Alan Carr and Judi Love. Regular Countdown mathematician Rachel Riley and lexicographer Susie Dent are on hand to adjudicate, while Josh Jones is in Dictionary Corner.

Jimmy Carr hosts the comedy words-and-numbers quiz as Richard Ayoade and Sara Pascoe take on Jon Richardson and Chris McCausland. Regular Countdown mathematician Rachel Riley and lexicographer Susie Dent are on hand to adjudicate, aided by Morgana Robinson in Dictionary Corner.

Jimmy Carr hosts and regular Countdown mathematician Rachel Riley and lexicographer Susie Dent are on hand to adjudicate Alan Carr and Harriet Kemsley play against Jonathan Ross and Maisie Adam. Huge Davies is in Dictionary Corner.

In his final appearance the late Sean Lock is joined by Harry Hill as they take on Jon Richardson and Rosie Jones. Mr Swallow, aka Nick Mohammed, is in Dictionary Corner. Jimmy Carr hosts, while regular Countdown mathematician Rachel Riley and lexicographer Susie Dent are on hand to adjudicate.

Jimmy Carr hosts, as Lee Mack and Joe Wilkinson take on Jon Richardson and Jessica Knappett. Comedian Nigel Ng is in Dictionary Corner. Regular Countdown mathematician Rachel Riley and lexicographer Susie Dent are on hand to adjudicate.

Jack Dee and Tom Allen take on Jon Richardson and Judi Love. With Dr John Cooper Clarke.

Jon Richardson and Joe Wilkinson take on Lee Mack and Katherine Ryan in the comedy words-and-numbers game, while The Brett Domino Trio join Susie Dent in Dictionary Corner. Hosted by Jimmy Carr, with Rachel Riley looking after the numbers and letters.

Jimmy Carr hosts the game show mash-up, with Rachel Riley and Susie Dent. Jon Richardson and Sara Pascoe take on Sean Lock and Richard Ayoade. Nick Helm joins Susie in Dictionary Corner.

Jimmy Carr hosts the game of words and numbers, with Rachel Riley and Susie Dent. Sean Lock and Paul Foot play against Jon Richardson and Angela Barnes while John Cooper Clarke joins Susie in Dictionary Corner.

A chance to watch top moments from the comedy game-show mash-up, with guests including Richard Ayoade, Aisling Bea, Alan Carr, David Mitchell, Katherine Ryan and Johnny Vegas.

Jimmy Carr hosts as Jon Richardson and Tom Allen take on Sean Lock and Rosie Jones. With Dictionary Corner guest Adam Riches as Sean Bean, plus experts Susie Dent and Rachel Riley.

Jimmy Carr hosts as Sean Lock and Harriet Kemsley take on Jon Richardson and Chris McCausland. Nick Helm is with Susie Dent in Dictionary Corner. Joe Wilkinson joins Rachel Riley at the numbers board.

Jimmy Carr hosts as Sean Lock and Miles Jupp take on Jon Richardson and Sophie Duker. Lee and Dean join Susie Dent in Dictionary Corner.

Sean Lock and Joe Wilkinson take on Jon Richardson and Kiri Pritchard-McLean. The Brett Domino Trio join Susie Dent in Dictionary Corner. Jimmy Carr hosts. Rachel Riley takes care of the numbers.

Sean Lock and Harriet Kemsley take on special guest team captain Alan Carr and Catherine Tate, while Adam Buxton joins Susie Dent in Dictionary Corner.

Sean Lock and Rob Beckett take on special guest team captain Alan Carr and Sarah Millican. Nick Mohammed is in Dictionary Corner with Susie Dent. With Jimmy Carr and Rachel Riley.

Sean Lock and Victoria Coren Mitchell take on Jon Richardson and James Acaster, while Morgana Robinson joins wordsmith Susie Dent in Dictionary Corner.

Sean Lock and Joe Wilkinson take on Jon Richardson and Harriet Kemsley in the classic words and numbers quiz. James Veitch joins Susie Dent in Dictionary Corner.

Sean Lock and David Mitchell take on Jon Richardson and Sara Pascoe. Plus, Ellie White and Natasia Demetriou join Susie Dent in Dictionary Corner, while maths whizz Rachel Riley looks after the numbers.

Jimmy Carr hosts a brand new episode as Sean Lock and Claudia Winkleman take on Jon Richardson and Henning Wehn. Plus, Nick Helm joins Susie Dent in Dictionary Corner, while maths whizz Rachel Riley looks after the numbers.

Sean Lock and Roisin Conaty take on guest captain Alan Carr and Joe Lycett in the classic words and number quiz. Spencer Jones joins Susie Dent in Dictionary Corner.

Jimmy Carr hosts as Sean Lock and Richard Ayoade take on Jon Richardson and Jessica Knappett. Plus special guests Alex Horne and the Horne Section.

Jimmy Carr hosts a brand new episode of 8 Out of 10 Cats Does Countdown, as Sean Lock and Rob Beckett take on Jon Richardson and Claudia Winkleman. Plus special guests Mr. Swallow and Joe Wilkinson join Countdown regulars Susie Dent and Rachel Riley for the classic words and numbers quiz.

Jimmy Carr hosts a brand new episode with Sean Lock and Katherine Ryan who take on Jon Richardson and Joe Wilkinson in the classic words and number quiz. Dr. John Cooper Clarke joins Susie Dent in Dictionary Corner, while maths whizz Rachel Riley looks after the numbers.

Sean Lock and Kevin Bridges take on Joe Wilkinson and Victoria Coren Mitchell. Adam Kay joins Susie Dent in Dictionary Corner.

Sean Lock and Phil Wang take on guest captain Alan Carr and Harriet Kemsley in the classic words and number quiz. David O'Doherty joins Susie Dent in Dictionary Corner.

Jimmy Carr hosts a brand new series of the words and numbers game. Alan Carr and Josh Widdicombe take on Joe Wilkinson and Sara Pascoe, while Bill Bailey is in with Susie Dent, and Rachel Riley is in charge of the letters and numbers.

Jimmy Carr hosts a brand new series of the words and numbers game. Jon Richardson and Joe Wilkinson take on guest captain Kevin Bridges and Jessica Knappett. John Cooper Clarke is in with Susie Dent and Rachel Riley is in charge of the letters and numbers.

Jimmy Carr hosts a brand new episode of the words and numbers quiz. In this show, guest captain Jason Manford and Joe Wilkinson take on guest captain Lee Mack and Fay Ripley. Alex Horne and The Horne Section are in with Susie Dent, while Rachel Riley presides over the letters and numbers.

Jimmy Carr hosts the new series of the words and numbers quiz. In this show, captain Jon Richardson and Jason Manford take on guest captain Alan Carr and Katherine Ryan. Ivan Brackenbury joins Susie Dent in Dictionary Corner, while Rachel Riley takes care of the letters and numbers.

Jimmy Carr hosts a new edition of the panel/quiz show mash-up with Jon Richardson and Cariad Lloyd, who take on guest captain Alan Carr and Kevin Bridges. Elis James and John Robins are in Dictionary Corner.

Jimmy Carr hosts as Sean Lock and Stephen Mangan take on guest captain Richard Ayoade and Katherine Ryan, Bill Bailey is in Dictionary Corner.

Brand new edition hosted by Jimmy Carr with Jon Richardson and Jonathan Ross who take on guest captain Lee Mack and Victoria Coren Mitchell, with Jessie Cave in Dictionary Corner.

Jimmy Carr hosts a new episode of the panel/quiz show mash-up, as the 8 Out of 10 Cats crew take over the words and numbers quiz. In this edition it's Jon Richardson and Chris Addison against Joe Wilkinson and Katherine Ryan, with David O'Doherty in Dictionary Corner.

Jimmy Carr hosts the words and numbers quiz with Jon Richardson and Michelle Wolf who take on guest captain Jonathan Ross and Johnny Vegas. Pappy's is in Dictionary Corner.

Jimmy Carr hosts the words and numbers quiz with Sean Lock and Joe Wilkinson who take on Jon Richardson and Jayde Adams. David Baddiel is in Dictionary Corner.

Jimmy Carr hosts a comedy version of the quiz show. Jon Richardson and Phil Wang take on guest captain Russell Howard and Roisin Conaty. Nick Helm is in Dictionary Corner with Susie Dent, while Rachel Riley looks after the numbers and letters.

Jimmy Carr hosts, David Mitchell and Cariad Lloyd take on Jon Richardson and Russell Howard. Sam Simmons joins Susie Dent in Dictionary Corner, while Rachel Riley flips the tiles.

Jimmy Carr hosts with guest captain Richard Ayoade and Rob Beckett vs Jon Richardson and Claudia Winkleman. Adam Riches joins Dictionary Corner, with Susie Dent and Rachel Riley.

Jimmy Carr hosts a brand new episode with guest captain David Walliams and Jessica Hynes going up against Jon Richardson and Rhod Gilbert. Sam Simmons joins Countdown's resident lexicographer Susie Dent in Dictionary Corner, while Rachel Riley looks after the numbers and letters.

Jimmy Carr returns to host a brand new episode with guest captain David Walliams and Jonathan Ross going up against Jon Richardson and Joe Lycett. Isy Suttie joins Countdown's resident lexicographer Susie Dent in Dictionary Corner, while Rachel Riley looks after the numbers and letters.

Jimmy Carr hosts with Sean Lock and Danny Dyer vs Joe Wilkinson and Gabby Logan. David O'Doherty joins Dictionary Corner, with Susie Dent and Rachel Riley.

Jimmy Carr hosts with Sean Lock and David Mitchell going up against Jon Richardson and Katherine Ryan. Brett Domino Trio joins Countdown's resident lexicographer Susie Dent in Dictionary Corner, while Rachel Riley looks after the numbers and letters.

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 returns to host a brand new episode with guest captain David Walliams and Jonathan Ross going up against Jon Richardson and Joe Lycett. Isy Suttie joins Countdown's resident lexicographer Susie Dent in Dictionary Corner, while Rachel Riley looks after the numbers and letters.

Katherine Ryan & David Mitchell join team captains Sean & Jon for another round of light-hearted words and numbers fun. Nick Helm assists in dictionary corner.

Jon Richardson takes on team captain Sean Lock in another round of words and numbers chaos with Rebecca Front and Kevin Bridges. Joe Lycett is in the corner with Susie Dent.

Jon Richardson takes on guest team captain Johnny Vegas in another round of words and numbers chaos with Strictly host Claudia Winkleman and comedians Tom Allen & Rob Beckett.

Jimmy, Sean, Jon, Rachel and Susie are joined by Vic Reeves, Aisling Bea and David O'Doherty.

Jimmy, Sean, Jon, Susie and Rachel are joined by Jason Manford, Roisin Conaty and Sam Simmons.

Jimmy, Sean, Jon, Susie and Rachel are joined by Isy Suttie, Richard Osman and Alex Horne.

Jimmy, Sean, Jon, Susie and Rachel are joined by Rob Beckett, Cariad Lloyd and Jamie Laing.

Jimmy, Sean, Jon, Susie and Rachel are joined by Isy Suttie, Richard Osman and Alex Horne.

Jimmy, Sean, Jon, Susie and Rachel are joined by Rob Beckett, Cariad Lloyd and Jamie Laing.

This show gets a 1980s makeover as part of Channel 4 80s Night. Jimmy Carr hosts a new edition of the ultimate 80s words and numbers quiz show, launched in 1982. Jon Richardson and special guest captain Lee Mack are joined by celebrity guests Henning Wehn and David O'Doherty. Countdown regular Susie Dent is joined by Vic Reeves in Dictionary Corner, while Rachel Riley provides the letters and numbers with a little 'help' from comedian Joe Wilkinson.

Jimmy Carr hosts the iconic words and numbers quiz, as 8 Out of 10 Cats team captains Sean Lock and Jon Richardson are joined by celebrity guests Sarah Millican and Chris Ramsey. Countdown regular Susie Dent shares Dictionary Corner with Abandoman, while the country's favourite boffin Rachel Riley dispenses the letters and numbers with a little help from comedian Joe Wilkinson.

Lee Mack guest captains in place of Sean Lock

This show gets a 1980s makeover as part of Channel 4 80s Night. Jimmy Carr hosts a new edition of the ultimate 80s words and numbers quiz show, launched in 1982. Jon Richardson and special guest captain Lee Mack are joined by celebrity guests Henning Wehn and David O'Doherty. Countdown regular Susie Dent is joined by Vic Reeves in Dictionary Corner, while Rachel Riley provides the letters and numbers with a little 'help' from comedian Joe Wilkinson.

Jimmy Carr hosts the iconic words and numbers quiz, as 8 Out of 10 Cats team captains Sean Lock and Jon Richardson are joined by celebrity guests Sarah Millican and Chris Ramsey. Countdown regular Susie Dent shares Dictionary Corner with Abandoman, while the country's favourite boffin Rachel Riley dispenses the letters and numbers with a little help from comedian Joe Wilkinson.