Celebrity Poker Showdown (TV Series –) Nicole Sullivan as Self. Nicole Sullivan (born April 21, ) is an American actress and comedian best known for her six seasons (–) on the sketch comedy series MADtv. United States Nicole Sullivan. Nicole Sullivan's poker tournament results and rankings. Total Live Earnings $, Best Live Cash $, All Time Money List 27,th. Connect with Nicole. . Nicole Sullivan during Full Tilt Poker House After Dark Party and Tournement at Pure Nightclub at Caesars Palace Hotel and Casino Resort at. Nicole Sullivan · Self · Jennie Garth · Self; (uncredited). Nationality: United. All cast & crew · Production, box office & more at IMDbPro. Storyline.