The Simpsons: Treehouse of Horror: Season 1 - 35 Episode s
1x1 - Episode 1
October 25, 1990
1x2 - Episode 2
October 31, 1991
1x3 - Episode 3
October 29, 1992
1x4 - Episode 4
October 28, 1993
1x5 - Episode 5
October 30, 1994
1x6 - Episode 6
October 29, 1995
1x7 - Episode 7
October 27, 1996
1x8 - Episode 8
October 26, 1997
1x9 - Episode 9
October 25, 1998
1x10 - Episode 10
October 31, 1999
1x11 - Episode 11
November 1, 2000
1x12 - Episode 12
November 6, 2001
1x13 - Episode 13
November 3, 2002
1x14 - Episode 14
November 2, 2003
1x15 - Episode 15
November 7, 2004
1x16 - Episode 16
November 6, 2005
1x17 - Episode 17
November 5, 2006
1x18 - Episode 18
November 4, 2007
1x19 - Episode 19
November 2, 2008
1x20 - Episode 20
October 18, 2009
1x21 - Episode 21
November 7, 2010
1x22 - Episode 22
October 30, 2011
1x23 - Episode 23
October 7, 2012
1x24 - Episode 24
October 6, 2013
1x25 - Episode 25
October 19, 2014
1x26 - Episode 26
October 25, 2015
1x27 - Episode 27
October 16, 2016
1x28 - Episode 28
October 22, 2017
1x29 - Episode 29
October 21, 2018
1x30 - Episode 30
October 20, 2019
1x31 - Episode 31
November 1, 2020
1x32 - Episode 32
October 10, 2021
1x33 - Episode 33
October 30, 2022
1x34 - Episode 34
June 6, 1991
1x35 - Episode 35
June 13, 1991