The Lateish Show with Mo Gilligan is a British late-night chat show presented by comedian Mo Gilligan, that first aired on Channel 4 on 19 July 2019. Similar to other late night chat shows, the programme includes a house band, live audience and comedy sketches as well as interviews with celebrities and other guests. The show took inspiration from the 1990s entertainment show TFI Friday. In June 2020, Channel 4 renewed the show for a second series in 2021.