As Stephen Colbert prepares to bid farewell to 'The Late Show,' he's already booked a gig on the CBS drama 'Elsbeth,' where he'll play a late-night host.

As Stephen Colbert is preparing to say goodbye as the host of CBS' The Late Show, he is playing a late-night host on Season 3 of network's Elsbeth.

It’s not clear when Colbert himself agreed to book the episode, but while interviewing Elsbeth co-star Wendell Pierce on The Late Show in February, the host said he had been telling his CBS bosses that he very much wanted to make an appearance on Elsbeth,