The Simpsons Season 28, Episode 22 Dogtown Family Animation Comedy IMDB 8 Country United States Duration 22 min Air Date 2017-05-21 Actors Dan Castellaneta (Homer Simpson / Abe Simpson / Barney Gumble / Krusty (voice)) Julie Kavner (Marge Simpson / Patty Bouvier / Selma Bouvier (voice)) Nancy Cartwright (Bart Simpson / Nelson Muntz / Ralph Wiggum (voice)) Yeardley Smith (Lisa Simpson (voice)) Hank Azaria (Moe Szyslak / Chief Wiggum / Apu / Comic Book Guy / Carl (voice)) Harry Shearer (Ned Flanders / Mr. Burns / Smithers / Skinner / Lenny (voice)) Overview After a successful animal rights campaign, all dogs in Springfield are allowed to go where they want and do what they want. Pack mentality quickly kicks in and the dogs of Springfield assert their dominance by threatening the people.