TV The Simpsons - Season 21 The Simpsons - Season 21 8/10 by 10293 users Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa and Maggie, as well as a virtual cast of thousands. Since the beginning, the series has been a pop culture icon, attracting hundreds of celebrities to guest star. The show has also made name for itself in its fearless satirical take on politics, media and American life in general. Details Casts Posters Images Title The Simpsons - Season 21 Alternative Titles Simpsonët, Os Simpson, Os Simpsons, Al-Shamshoon, Los Simpsons, ザ・シンプソンズ, 심슨 가족, 심슨네 가족들, 심슨가족, Los Simpson, Os Simpson, Os Simpsons, Simpsonlar oilasi Subtitle Available ETC. First Air Date 1989-12-17 Last Air Date 2025-05-18 Number of Episodes 787 Number of Seasons 37 Genres Family, Animation, Comedy, Networks FOX, Casts Dan Castellaneta, Julie Kavner, Nancy Cartwright, Yeardley Smith, Hank Azaria, Harry Shearer Plot Keywords , Homer Simpson / Abe Simpson / Barney Gumble / Krusty (voice) Dan Castellaneta Marge Simpson / Patty Bouvier / Selma Bouvier (voice) Julie Kavner Bart Simpson / Nelson Muntz / Ralph Wiggum (voice) Nancy Cartwright Lisa Simpson (voice) Yeardley Smith Moe Szyslak / Chief Wiggum / Apu / Comic Book Guy / Carl (voice) Hank Azaria Ned Flanders / Mr. Burns / Smithers / Skinner / Lenny (voice) Harry Shearer Episodes List The Simpsons Season 21 :Episode 1 Homer the Whopper 2009-09-27 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 2 Bart Gets a 'Z' 2009-10-04 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 3 The Great Wife Hope 2009-10-11 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 4 Treehouse of Horror XX 2009-10-18 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 5 The Devil Wears Nada 2009-11-15 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 6 Pranks and Greens 2009-11-22 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 7 Rednecks and Broomsticks 2009-11-29 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 8 Oh Brother, Where Bart Thou? 2009-12-13 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 9 Thursdays with Abie 2010-01-03 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 10 Once Upon a Time in Springfield 2010-01-10 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 11 Million Dollar Maybe 2010-01-31 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 12 Boy Meets Curl 2010-02-14 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 13 The Color Yellow 2010-02-21 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 14 Postcards from the Wedge 2010-03-14 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 15 Stealing First Base 2010-03-21 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 16 The Greatest Story Ever D'ohed 2010-03-28 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 17 American History X-cellent 2010-04-11 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 18 Chief of Hearts 2010-04-18 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 19 The Squirt and the Whale 2010-04-25 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 20 To Surveil with Love 2010-05-02 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 21 Moe Letter Blues 2010-05-09 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 22 The Bob Next Door 2010-05-16 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa... The Simpsons Season 21 :Episode 23 Judge Me Tender 2010-05-23 Set in Springfield, the average American town, the show focuses on the antics and everyday adventures of the Simpson family; Homer, Marge, Bart, Lisa...