Season
- Season 4 2002-11-22
- Season 3 2001-11-16
- Season 2 1997-07-16
- Season 1 1996-04-28
- Season 0 1995-02-26
Episode
- Episode 1: Beard To Be Feared
- Episode 2: Quackor The Fowl
- Episode 3: Ant Pants
- Episode 4: Mom and Jerry
- Episode 5: Chubby Cheese
- Episode 6: That Crazy Robot
- Episode 7: D & DD
- Episode 8: Hamhocks and Armlocks
- Episode 9: Hunger Strikes
- Episode 10: The Koos is Loose
- Episode 11: Morning Stretch
- Episode 12: Dee Dee Locks and the Ness Monster
- Episode 13: Backfire
- Episode 14: Book 'Em
- Episode 15: Sister's Got a Brand New Bag
- Episode 16: Shoo, Shoe Gnomes
- Episode 17: Lab of The Lost
- Episode 18: Labels
- Episode 19: Game Show
- Episode 20: Fantastic Boyage
- Episode 21: Filet of Soul
- Episode 22: Golden Diskette
- Episode 23: Snowdown
- Episode 24: *Figure Not Included
- Episode 25: Mock 5
- Episode 26: Ewww That's Growth
- Episode 27: Nuclear Confusion
- Episode 28: Germ Warfare
- Episode 29: A Hard Day's Day
- Episode 30: Road Rash
- Episode 31: Ocean Commotion
- Episode 32: The Bus Boy
- Episode 33: The Justice Friends: Things That Go Bonk in the Night
- Episode 34: Ol' McDexter
- Episode 35: Sassy Come Home
- Episode 36: Photo Finish
- Episode 37: Star Check Unconventional
- Episode 38: Dexter is Dirty
- Episode 39: Ice Cream Scream
- Episode 40: Decode of Honor
- Episode 41: World's Greatest Mom
- Episode 42: Ultrajerk 2000
- Episode 43: Techno Turtle
- Episode 44: Surprise!
- Episode 45: Got Your Goat
- Episode 46: Dee Dee Be Deep
- Episode 47: 911
- Episode 48: Down in the Dumps
- Episode 49: Unfortunate Cookie
- Episode 50: The Muffin King
- Episode 51: Picture Day
- Episode 52: Now That's a Stretch
- Episode 53: Dexter Detention
- Episode 54: Don't Be a Baby
- Episode 55: Dial M For Monkey: Peltra
- Episode 56: G.I.R.L. Squad
- Episode 57: Sports a Poppin'
- Episode 58: Koos a la Goop a Goop
- Episode 59: Project Dee Dee
- Episode 60: Topped Off
- Episode 61: Dee Dee's Tail
- Episode 62: No Power Trip
- Episode 63: Sister Mom
- Episode 64: The Laughing
- Episode 65: Dexter's Lab: A Story
- Episode 66: Coupon For Craziness
- Episode 67: Better Off Wet
- Episode 68: Critical Gas
- Episode 69: Let's Save the World You Jerk!
- Episode 70: Average Joe
- Episode 71: Rushmore Rumble
- Episode 72: A Boy and His Bug
- Episode 73: You Vegetabelieve It!
- Episode 74: Aye Aye Eyes
- Episode 75: Dee Dee and the Man
- Episode 76: Old Flame
- Episode 77: Don't Be a Hero
- Episode 78: My Favorite Martian
- Episode 79: Paper Route Bout
- Episode 80: The Old Switcharooms
- Episode 81: Trick or Treehouse
- Episode 82: Quiet Riot
- Episode 83: Accent You Hate
- Episode 84: Catch of the Day
- Episode 85: Dad is Disturbed
- Episode 86: Framed
- Episode 87: That's Using Your Head
- Episode 88: DiM
- Episode 89: Just an Old Fashioned Lab Song...
- Episode 90: Repairanoid
- Episode 91: Backwards
- Episode 92: The Continuum of Cartoon Fools
- Episode 93: Sun, Surf, and Science
- Episode 94: Big Bots
- Episode 95: Gooey Aliens That Control Your Mind
- Episode 96: Misplaced in Space
- Episode 97: Dee Dee's Rival
- Episode 98: Pslyghtly Psycho
- Episode 99: Game For a Game
- Episode 100: Blackfoot and Slim
- Episode 101: Trapped With a Vengeance
- Episode 102: The Parrot Trap
- Episode 103: Dexter and Computress Get Mandark!
- Episode 104: The Justice Friends: Pain in the Mouth
- Episode 105: Dexter Vs. Santa's Claws
- Episode 106: Dyno-Might
- Episode 107: LABretto
- Episode 108: Last But Not Beast
Dexter's Laboratory Season 2 Lab of The Lost
Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her out, as well as his arch-rival and neighbor, Mandark.
