The Late Show with Stephen Colbert Season 4 Keegan-Michael Key, Josh Hutcherson Season 4, episode 73 Keegan-Michael Key, Josh Hutcherson 10.0 / 10 January 8, 2019 45 min Stephen welcomes actor Keegan-Michael Key and actor Josh Hutcherson. Previous episode Ethan Hawke, Jon Glaser, Taylor Bennett Next episode Kevin Hart, Nicole Byer