| Title | Season | Episode # | First Aired |
|---|---|---|---|
| Pilot | 1 | 0 | |
| The Nightmare Begins | 1 | 1 | Friday March 30, 2001 |
| Parent-Teacher Night | 1 | 2 | Friday April 6, 2001 |
| Walk of Doom | 1 | 3 | Friday April 6, 2001 |
| Bestest Friend | 1 | 4 | Friday April 13, 2001 |
| NanoZIM | 1 | 5 | Friday April 13, 2001 |
| Germs | 1 | 6 | Friday April 20, 2001 |
| Dark Harvest | 1 | 7 | Friday April 20, 2001 |
| Attack of the Saucer Morons | 1 | 8 | Friday April 27, 2001 |
| The Wettening | 1 | 9 | Friday April 27, 2001 |
| Career Day | 1 | 10 | Friday May 4, 2001 |
| Battle-Dib | 1 | 11 | Friday May 4, 2001 |
| A Room with a Moose | 1 | 12 | Friday August 17, 2001 |
| Hamstergeddon | 1 | 13 | Friday August 17, 2001 |
| Invasion of the Idiot Dog Brain | 1 | 14 | Friday August 24, 2001 |
| Bad, Bad Rubber Piggy | 1 | 15 | Friday August 24, 2001 |
| Planet Jackers | 1 | 16 | Friday August 31, 2001 |
| Rise of the Zitboy | 1 | 17 | Friday August 31, 2001 |
| Plague of Babies | 1 | 18 | Friday September 7, 2001 |
| Bloaty's Pizza Hog | 1 | 19 | Friday September 7, 2001 |
| Bolognius Maximus | 1 | 20 | Friday September 21, 2001 |
| Game Slave 2 | 1 | 21 | Friday September 21, 2001 |
| Halloween Spectacular of Spooky Doom | 1 | 22 | Friday October 26, 2001 |
| Mysterious Mysteries | 1 | 23 | Friday March 22, 2002 |
| Future Dib | 1 | 24 | Friday March 22, 2002 |
| Door to Door | 1 | 25 | Friday March 29, 2002 |
| FBI Warning of Doom | 1 | 26 | Friday March 29, 2002 |
| Battle of the Planets | 1 | 27 | Friday April 5, 2002 |
| Abducted | 1 | 28 | Friday April 12, 2002 |
| The Sad, Sad Tale of Chickenfoot | 1 | 29 | Friday April 12, 2002 |
| Megadoomer | 1 | 30 | Friday April 26, 2002 |
| Lice | 1 | 31 | Friday April 26, 2002 |
| TAK: The Hideous New Girl | 1 | 32 | Friday May 10, 2002 |
| GIR Goes Crazy and Stuff | 1 | 33 | Friday May 24, 2002 |
| Dib's Wonderful Life of Doom | 1 | 34 | Friday May 24, 2002 |
| Hobo 13 | 1 | 35 | Friday July 12, 2002 |
| Walk for Your Lives | 1 | 36 | Saturday September 28, 2002 |