Carrie Preston in 'Elsbeth' Season 2; Stephen Colbert on 'The Late Show' - CBS A full cast list will be announced at a later time, but expect Preston to return as the titular character along with costars Carra Patterson and Wendell Pierce,

Stephen Colbert will appear as a late-night TV host on CBS' "Elsbeth," continuing a tradition of late-night hosts in prime-time roles.

Stephen Colbert will guest star on the CBS crime dramedy Elsbeth, playing a fictional late-night talk show host. According to Vulture, filming for Colbert’s guest spot took place in New York this week, suggesting the role was likely planned before CBS announced on July 17 that The Late Show with Stephen Colbert will end next spring.