The Late Show with Stephen Colbert Season 2 Matthew McConaughey, Vanessa Bayer Season 2, episode 192 Matthew McConaughey, Vanessa Bayer July 31, 2017 45 min Previous episode Charlie Rose and Jessica Williams; Best Moments of the Week, with a Newly-Recorded Opening & Monologue Next episode Sen. Al Franken, Adam Conover, Randy Newman