The Late Show with Stephen Colbert Season 3 Matt Damon/Rahm Emanuel/Juanes Season 3, episode 56 Matt Damon/Rahm Emanuel/Juanes December 11, 2017 45 min Actor Matt Damon (“Downsizing”); Chicago Mayor Rahm Emanuel; Juanes perform. Previous episode Mark Hamill/Bobby Flay Next episode Tom Hanks/Katy Tur/Mac DeMarco