The Late Show with Stephen Colbert Season 2 Christoph Waltz, Chris O’Dowd, Sean Evans Season 2, episode 198 Christoph Waltz, Chris O’Dowd, Sean Evans August 8, 2017 45 min Actor Christoph Waltz; actor Chris O’Dowd; YouTube personality Sean Evans. Previous episode Laura Dern, Leah Remini, Trombone Shorty Next episode Robert Pattinson, David Tennant, Niecy Nash