Tomorrow Night is a 1998 American absurdist comedy film written and directed by Louis C.K. and starring Chuck Sklar, Martha Greenhouse, J. B. Smoove, and Rick Shapiro. Many other comedians and comedy actors appear in the film, such as Steve Carell, Wanda Sykes, Amy Poehler, and Conan O'Brien.

Louis Alfred Székely, known professionally as Louis C.K., is an American stand-up comedian, actor and filmmaker. C.K. has won three Peabody Awards, three Grammy Awards, six Primetime Emmy Awards, and a Screen Actors Guild Award as well as numerous awards for The Chris Rock Show, Louie, and his stand-up specials Live at the Beacon Theater (2011) and Oh My God (2013). In 2015, Rolling Stone ranked C.K.'s stand-up special Shameless number three on their "Divine Comedy: 25 Best Stand-Up Specials and Movies of All Time" list and ranked him fourth on its 2017 list of the 50 best stand-up comics of all time.