Episodes 8 Out of 10 Cats Does Countdown: Harriet Kemsley, Joe Lycett, Mat Ewins (S21EP3 Channel 4 Thurs 28 Jan 2021) Published 1 month ago on January 26, 2021 Sean Lock and Harriet Kemsley take on Jon Richardson and Joe Lycett in the words-and-numbers game, while Mat Ewins joins Susie Dent in Dictionary Corner. Airdate: Thurs 28 Jan 2021 at 9.00pm on Channel 4 Season 21 Episode 3 Share this post: Twitter Facebook Pinterest Reddit SMS 8 Out of 10 Cats Does CountdownChannel 4UK TV Advertisement You may like McDonald & Dodds: The Man Who Wasn’t There – Season 2 Premiere (S2EP1 ITV Sun 28 Feb 2021) The Great Pottery Throw Down: Native American Acoma Pottery & an Alabama Ring Bottle (S4EP8 More4 Sun 28 Feb 2021) Chris Packham’s Animal Einsteins: Communicators (S1EP2 BBC Two Sun 28 Feb 2021) Bloodlands: Episode 2 (S1EP2 BBC One Sun 28 Feb 2021) The Rubbish World of Dave Spud: Breaking Gran (S2EP2 CITV Sun 28 Feb 2021) Attenborough’s Life in Colour: Seeing in Colour (S1EP1 BBC One Sun 28 Feb 2021)