8 Out of 10 Cats Does CountdownSeries 12Season 12 · 2017 · 8 episodesEpisodes1Stephen Mangan, Noel Fielding, Fay Ripley, Brett Domino TrioJimmy Carr hosts with Sean Lock and Stephen Mangan who take on Noel Fielding and Fay Ripley, the Brett Domino Trio are in Dictionary Corner2Russell Howard, Roisin Conaty, Phil Wang, Nick HelmJimmy Carr hosts the words and numbers quiz with Jon Richardson and Phil Wang vs guest captain Russell Howard and Roisin Conaty. Nick Helm is in Dictionary Corner.3David O'Doherty, Johnny Vegas, Jamie Laing, Holly WalshJimmy Carr hosts while Jon Richardson and David O'Doherty take on guest captain Johnny Vegas and Jamie Laing. Holly Walsh is in Dictionary Corner.4Joe Wilkinson, Jayde Adams, David BaddielJimmy 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.5Joe Wilkinson, David Mitchell, Roisin Conaty, Tom AllenJimmy Carr hosts the words and numbers quiz with Jon Richardson and David Mitchell who take on guest captain Joe Wilkinson and Roisin Conaty. Tom Allen is in Dictionary Corner.6Jonathan Ross, Michelle Wolf, Johnny Vegas, Pappy'sJimmy Carr hosts while Jon Richardson and Michelle Wolf take on guest captain Jonathan Ross and Johnny Vegas, Pappy's is in Dictionary Corner7James Acaster, Lee Mack, Sarah Millican, John Cooper ClarkeJimmy Carr hosts, and it's Jon Richardson and James Acaster versus Lee Mack and Sarah Millican, with John Cooper Clarke in Dictionary Corner8Joe Wilkinson, Chris Addison, Katherine Ryan, David O'DohertyJimmy Carr hosts, and it's Jon Richardson and Chris Addison against Joe Wilkinson and Katherine Ryan, with David O'Doherty in Dictionary Corner.Season 1Season 2Season 3Season 4Season 5Season 6Season 7Season 8Season 9Season 10Season 11Season 13Season 14Season 15Season 16Season 17Season 18Season 19Season 20Season 21Season 22Season 23Season 24Season 25Season 26Season 27Season 28Season 29Season 30