Cast Credits NBA Talent Challenge (2017) Starring as Host The Late Show with Stephen Colbert (2015) Guest starring as Ernie Johnson Episode 2017-04-04: Louis C.K.; Ernie Johnson Jr.; Father John Misty (Apr 4, 2017) Open Court (2011) Starring as Host Conan (2010) Guest starring as Ernie Johnson Episode 2015-10-28: Ernie Johnson, Charles Barkley, Shaquille O'Neal, Kenny Smith, Andy Kindler, Melanie Martinez (Oct 28, 2015) NBA Tip-Off (1996) Starring as Host NBA on TNT (1989) Starring as Ernie Johnson Inside the NBA (1988) Starring as Host