The Late Show with Stephen Colbert Season 6 Season 6, episode 149 Pete Buttigieg, Katja Herbers June 28, 2021 45 min Stephen welcomes secretary Pete Buttigieg and actress Katja Herbers. Previous episode Robert Duvall Next episode Vin Diesel, Helen Mirren, Ludacris, John Cena, Tyrese Gibson, Justin Lin, Jordana Brewster, Dominic Monaghan, Billy Boyd