| 8 Out of 10 Cats Does Countdown | Host Jimmy Carr, captains Sean Lock and Jon Richardson are joined by Kevin Bridges and James Corden, while Peter Serafinowicz and Joe Wilkinson assist Susie Dent and Rachel Riley. [S] | Thu, Apr 18, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts the show with captains Sean Lock and Jon Richardson. They're joined by guests James Corden and Jack Dee. Joe Lycett and Joe Wilkinson assist Susie Dent and Rachel Riley. [S] | Thu, Apr 18, 1:55 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts the show with captains Sean Lock and Jon Richardson. They're joined by guests James Corden and Jack Dee. Joe Lycett and Joe Wilkinson assist Susie Dent and Rachel Riley. [S] | Wed, Apr 17, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts, with captains Sean Lock and Jon Richardson, who are joined by Dara O Briain and Sharon Horgan. Adam Buxton and Joe Wilkinson assist Susie Dent and Rachel Riley. (S3 Ep4/4) [S] | Wed, Apr 17, 1:55 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts, with captains Sean Lock and Jon Richardson joined by guests Kathy Burke and Josh Widdicombe. Dara O Briain and Joe Wilkinson assist Susie Dent and Rachel Riley. (S3 Ep3/4) [S] | Mon, Apr 15, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts the show. Captains Sean Lock and Jon Richardson are joined by Miles Jupp and Aisling Bea. Nick Helm and Joe Wilkinson assist Susie Dent and Rachel Riley. (S3 Ep2/4) [S] | Fri, Apr 12, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts the show. Captains Sean Lock and Jon Richardson are joined by Miles Jupp and Aisling Bea. Nick Helm and Joe Wilkinson assist Susie Dent and Rachel Riley. (S3 Ep2/4) [S] | Thu, Apr 11, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as team captains Sean Lock and Jon Richardson are joined by guests Rhod Gilbert and Kevin Bridges. Josie Long and Joe Wilkinson help Susie Dent and Rachel Riley. (S3 Ep1/4) [S] | Thu, Apr 11, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts this edition with Jon Richardson and guest captain Lee Mack. Bob Mortimer and Adam Hills join Susie Dent, Alex Horne and Rachel Riley, with help from Joe Wilkinson. [S] | Wed, Apr 10, 1:55 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts this edition with Jon Richardson and guest captain Lee Mack. Bob Mortimer and Adam Hills join Susie Dent, Alex Horne and Rachel Riley, with help from Joe Wilkinson. [S] | Tue, Apr 9, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts an 80s special. Jon Richardson and Lee Mack are joined by Henning Wehn and David O'Doherty. Susie Dent pairs with Vic Reeves and Joe Wilkinson helps Rachel Riley. [S] | Tue, Apr 9, 2:00 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts an 80s special. Jon Richardson and Lee Mack are joined by Henning Wehn and David O'Doherty. Susie Dent pairs with Vic Reeves and Joe Wilkinson helps Rachel Riley. [S] | Mon, Apr 8, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts another takeover of the words-and-numbers show, with regulars Sean Lock and Jon Richardson joined by Sarah Millican, Chris Ramsey, Joe Wilkinson and Abandoman. [S] | Fri, Apr 5, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts another takeover of the words-and-numbers show, with regulars Sean Lock and Jon Richardson joined by Sarah Millican, Chris Ramsey, Joe Wilkinson and Abandoman. [S] | Thu, Apr 4, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts this edition of Countdown with Sean Lock and Jon Richardson. With Susie Dent, Rich Hall, Rachel Riley, Joe Wilkinson, Sarah Millican and Humphrey Ker. [S] | Wed, Apr 3, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts. 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 helped by Joe Wilkinson. (S1 Ep1/2) [S] | Fri, Mar 29, 1:55 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts. 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 helped by Joe Wilkinson. (S1 Ep1/2) [S] | Thu, Mar 28, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Lee Mack and Victoria Coren Mitchell take on Alan Carr and Dane Baptiste. Sam Simmons joins Susie Dent in Dictionary Corner. With Rachel Riley. (S15 Ep2/4) [S] | Wed, Mar 27, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Lee Mack and Victoria Coren Mitchell take on Alan Carr and Dane Baptiste. Sam Simmons joins Susie Dent in Dictionary Corner. With Rachel Riley. (S15 Ep2/4) [S] | Tue, Mar 26, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts, as Alan Carr and Josh Widdicombe take on Joe Wilkinson and Sara Pascoe. Bill Bailey is in Dictionary Corner with Susie Dent. With Rachel Riley. (S15 Ep3) [S] | Tue, Mar 26, 1:55 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts, as Alan Carr and Josh Widdicombe take on Joe Wilkinson and Sara Pascoe. Bill Bailey is in Dictionary Corner with Susie Dent. With Rachel Riley. (S15 Ep3) [S] | Mon, Mar 25, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jon Richardson and Joe Wilkinson take on Kevin Bridges and Jessica Knappett. Dr John Cooper Clarke's in Dictionary Corner with Susie Dent. With Rachel Riley. (S15 Ep1/4) [S] | Fri, Mar 22, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jon Richardson and Joe Wilkinson take on Kevin Bridges and Jessica Knappett. Dr John Cooper Clarke's in Dictionary Corner with Susie Dent. With Rachel Riley. (S15 Ep1/4) [S] | Thu, Mar 21, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jason Manford and Joe Wilkinson take on Lee Mack and Fay Ripley. Alex Horne and The Horne Section join Susie Dent in Dictionary Corner. With Rachel Riley. (S14 Ep5/5) [S] | Thu, Mar 21, 2:00 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Sean Lock and Vic Reeves take on Jon Richardson and Sara Pascoe. David O'Doherty joins Susie Dent in Dictionary Corner, while Rachel Riley does the numbers. (S14 Ep4/5) [S] | Wed, Mar 20, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Sean Lock and Vic Reeves take on Jon Richardson and Sara Pascoe. David O'Doherty joins Susie Dent in Dictionary Corner, while Rachel Riley does the numbers. (S14 Ep4/5) [S] | Tue, Mar 19, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Kathy Burke and Roisin Conaty take on Johnny Vegas and Bob Mortimer. John Cooper Clarke joins Susie Dent in Dictionary Corner. With Rachel Riley. (S14 Ep2/5) [S] | Tue, Mar 19, 1:40 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Kathy Burke and Roisin Conaty take on Johnny Vegas and Bob Mortimer. John Cooper Clarke joins Susie Dent in Dictionary Corner. With Rachel Riley. (S14 Ep2/5) [S] | Mon, Mar 18, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Sean Lock and Stephen Mangan take on guest captain Richard Ayoade and Katherine Ryan. Bill Bailey joins Susie Dent in Dictionary Corner. With Rachel Riley. (S13 Ep3/3) [S] | Thu, Mar 14, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts the panel/quiz show mash-up. Jon Richardson and Chris Addison go up against Joe Wilkinson and Katherine Ryan, with David O'Doherty in Dictionary Corner. [S] | Thu, Mar 7, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jon Richardson and James Acaster take on Lee Mack and Sarah Millican, with John Cooper Clarke in Dictionary Corner. [S] | Thu, Mar 7, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jon Richardson and James Acaster take on Lee Mack and Sarah Millican, with John Cooper Clarke in Dictionary Corner. [S] | Wed, Mar 6, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jon Richardson and Michelle Wolf take on guest captain Jonathan Ross and Johnny Vegas. Pappy's join Susie Dent in Dictionary Corner. With Rachel Riley. (S12 Ep6/6) [S] | Wed, Mar 6, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jon Richardson and Michelle Wolf take on guest captain Jonathan Ross and Johnny Vegas. Pappy's join Susie Dent in Dictionary Corner. With Rachel Riley. (S12 Ep6/6) [S] | Tue, Mar 5, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jon Richardson and David Mitchell take on guest captain Joe Wilkinson and Roisin Conaty. Tom Allen joins Susie Dent in Dictionary Corner. With Rachel Riley. (S12 Ep5) [S] | Tue, Mar 5, 1:55 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jon Richardson and David Mitchell take on guest captain Joe Wilkinson and Roisin Conaty. Tom Allen joins Susie Dent in Dictionary Corner. With Rachel Riley. (S12 Ep5) [S] | Mon, Mar 4, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Sean Lock and Joe Wilkinson take on Jon Richardson and Jayde Adams. David Baddiel joins Susie Dent in Dictionary Corner. With maths whizz Rachel Riley. (S12 Ep4) [S] | Fri, Mar 1, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Sean Lock and Joe Wilkinson take on Jon Richardson and Jayde Adams. David Baddiel joins Susie Dent in Dictionary Corner. With maths whizz Rachel Riley. (S12 Ep4) [S] | Thu, Feb 29, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jon Richardson and David O'Doherty take on guest captain Johnny Vegas and Jamie Laing. Holly Walsh joins Susie Dent in Dictionary Corner. With Rachel Riley. (S12 Ep3) [S] | Thu, Feb 29, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jon Richardson and David O'Doherty take on guest captain Johnny Vegas and Jamie Laing. Holly Walsh joins Susie Dent in Dictionary Corner. With Rachel Riley. (S12 Ep3) [S] | Wed, Feb 28, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jon Richardson and Phil Wang take on guest captain Russell Howard and Roisin Conaty. Nick Helm joins Susie Dent in Dictionary Corner. With Rachel Riley. (S12 Ep2) [S] | Wed, Feb 28, 1:55 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Jon Richardson and Phil Wang take on guest captain Russell Howard and Roisin Conaty. Nick Helm joins Susie Dent in Dictionary Corner. With Rachel Riley. (S12 Ep2) [S] | Tue, Feb 27, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Sean Lock and Stephen Mangan take on Noel Fielding and Fay Ripley. The Brett Domino Trio join Susie Dent in Dictionary Corner. With Rachel Riley. (S12 Ep1) [S] | Tue, Feb 27, 1:55 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as David Mitchell and Cariad Lloyd take on Jon Richardson and Russell Howard. Sam Simmons joins Susie Dent in Dictionary Corner. With Rachel Riley. (S11 Ep7/7) [S] | Thu, Feb 22, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as David Mitchell and Cariad Lloyd take on Jon Richardson and Russell Howard. Sam Simmons joins Susie Dent in Dictionary Corner. With Rachel Riley. (S11 Ep7/7) [S] | Wed, Feb 21, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Sean Lock and Danny Dyer take on Joe Wilkinson and Gabby Logan. David O'Doherty joins Susie Dent in Dictionary Corner. With Rachel Riley. (S11 Ep6/7) [S] | Wed, Feb 21, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Sean Lock and Danny Dyer take on Joe Wilkinson and Gabby Logan. David O'Doherty joins Susie Dent in Dictionary Corner. With Rachel Riley. (S11 Ep6/7) [S] | Tue, Feb 20, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Richard Ayoade and Rob Beckett take on Jon Richardson and Claudia Winkleman. Adam Riches joins Susie Dent in Dictionary Corner. With Rachel Riley. (S11 Ep5/7) [S] | Tue, Feb 20, 1:50 am | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Richard Ayoade and Rob Beckett take on Jon Richardson and Claudia Winkleman. Adam Riches joins Susie Dent in Dictionary Corner. With Rachel Riley. (S11 Ep5/7) [S] | Mon, Feb 19, 9:00 pm | E4 Extra | 60 mins |
| 8 Out of 10 Cats Does Countdown | Jimmy Carr hosts as Lee Mack and Bob Mortimer take on Sean Lock and Victoria Coren Mitchell. Alex Horne and The Horne Section join Susie Dent. With Rachel Riley. (S11 Ep4/7) [S] | Fri, Feb 16, 1:50 am | E4 Extra | 60 mins |