| Title | Season | Episode # | First Aired |
|---|---|---|---|
| The Way We Was | 2 | 12 | Thursday January 31, 1991 |
| The Way We Weren't | 15 | 20 | Sunday May 9, 2004 |
| The Wettest Stories Ever Told | 17 | 18 | Sunday April 23, 2006 |
| The Wife Aquatic | 18 | 10 | Sunday January 7, 2007 |
| The Wizard of Evergreen Terrace | 10 | 2 | Sunday September 20, 1998 |
| The Ziff Who Came to Dinner | 15 | 14 | Sunday March 14, 2004 |
| Them, Robot | 23 | 17 | March 18, 2012 |
| There's No Disgrace Like Home | 1 | 4 | Sunday January 28, 1990 |
| There's Something About Marrying | 16 | 10 | Sunday February 20, 2005 |
| They Saved Lisa's Brain | 10 | 22 | Sunday May 9, 1999 |
| Thirty Minutes Over Tokyo | 10 | 23 | Sunday May 16, 1999 |
| This Little Wiggy | 9 | 18 | Sunday March 22, 1998 |
| Three Gays of the Condo | 14 | 17 | Sunday April 13, 2003 |
| Three Men and a Comic Book | 2 | 21 | Thursday May 9, 1991 |
| Thursdays with Abie | 21 | 9 | January 3, 2010 |
| To Surveil with Love | 21 | 20 | May 2, 2010 |
| Today I am A Clown | 15 | 6 | Sunday December 7, 2003 |
| Trash of the Titans | 9 | 22 | Sunday April 26, 1998 |
| Treehouse of Horror | 2 | 3 | Thursday October 25, 1990 |
| Treehouse of Horror II | 3 | 7 | Thursday October 31, 1991 |
| Treehouse of Horror III | 4 | 5 | Thursday October 29, 1992 |
| Treehouse of Horror IV | 5 | 5 | Thursday October 28, 1993 |
| Treehouse of Horror IX | 10 | 4 | Sunday October 25, 1998 |
| Treehouse of Horror V | 6 | 6 | Sunday October 30, 1994 |
sidebar bit
