Season 1 2009 | 13 episodes The season 1 of Sit Down Shut Up aired from Apr 19, 2009. Cast (13) Henry Winkler Tom Kenny Cheri Oteri Will Forte Jason Bateman Larry Littlejunk Kristin Chenoweth Nick Kroll Kenan Thompson Sue Sezno Maria Bamford Mrs. Grohe Maria Bamford Actress in School Play Maria Bamford Marie Dembowitz Will Arnett Hot Dog Vendor Will Arnett Ennis Hofftard Crew (7) Claudia Katz Producer.she Mitchell Hurwitz Producer.he Bill Oakley Producer.he Scott Vanzo Other.he Shannon O'Connor Art Department Manager.she Rufino Camacho Storyboard.he John MacFarlane Storyboard.he Similar Series The Immigrants Untitled Gears of War Adult Animated Series