8 Out of 10 Cats Does CountdownSeries 10Season 10 · 2016 · 5 episodesEpisodes1Henning Wehn, Victoria Coren Mitchell, Tom AllenJimmy 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.2Roisin Conaty, Nish Kumar, Adam BuxtonJimmy 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.3David O'Doherty, Natasia Demetriou, John KearnsJimmy 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.4David Mitchell, Katherine Ryan, Brett Domino TrioJimmy 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.5Claudia Winkleman, Johnny Vegas, Reginald D. Hunter, Sara PascoeJimmy 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.Season 1Season 2Season 3Season 4Season 5Season 6Season 7Season 8Season 9Season 11Season 12Season 13Season 14Season 15Season 16Season 17Season 18Season 19Season 20Season 21Season 22Season 23Season 24Season 25Season 26Season 27Season 28Season 29Season 30