Overview
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.
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Keywords
villainhouserobotscientistfamilyboy geniusbrother sister
Seasons
Specials9 episodes1995
1
Dexter's Laboratory
1995-02-26
7m0.0es19217
2The Big Sister
1996-03-10
7m0.0es19218
3Old Man Dexter
1996-03-24
7m0.0es19219
4Dumb Like Dee Dee
1996-04-14
7m0.0es19220
5Ego Trip
1999-12-10
60m10.0es19221
6Rude Removal
2013-01-22
7m0.0es19222
7What's His Name?
2000-06-30
7m0.0es19223
8Secret Formula
2002-08-23
7m0.0es19224
9Back to the Lab
2002-08-16
7m0.0es19225
Season 138 episodes1996
1
DeeDeemensional
1996-04-28
7m7.0es19226
2Dial M for Monkey: Magmanamus
1996-04-28
7m7.0es19227
3Maternal Combat
1996-04-28
7m7.0es19228
4Dexter Dodgeball
1996-05-05
7m7.0es19229
5Dial M for Monkey: Rasslor
1996-05-05
7m7.0es19230
6Dexter's Assistant
1996-05-05
7m7.0es19231
7Dexter's Rival
1996-05-12
7m7.0es19232
8Dial M for Monkey: Simion
1996-05-12
7m7.0es19233
9Old Man Dexter
1996-05-12
7m0.0es19234
10Double Trouble
1996-05-19
7m7.0es19235
11Dial M for Monkey: Barbequor
1996-05-19
7m7.0es19236
12Changes
1996-05-19
7m0.0es19237
13Jurassic Pooch
1996-05-26
7m7.0es19238
14Dial M For Monkey: Orgon Grindor
1996-05-26
7m7.0es19239
15Dimwit Dexter
1996-05-26
7m0.0es19240
16Dee Dee's Room
1996-06-02
7m7.0es19241
17Dial M For Monkey: Huntor
1996-06-02
7m7.0es19242
18The Big Sister
1996-06-02
7m0.0es19243
19Star Spangled Sidekicks
1996-11-20
7m7.0es19244
20The Justice Friends: TV Super Pals
1996-11-20
7m7.0es19245
21Game Over
1996-11-20
7m7.0es19246
22Babysitter Blues
1996-11-27
7m7.0es19247
23The Justice Friends: Valhallen's Room
1996-11-27
7m7.0es19248
24Dream Machine
1996-11-27
7m7.0es19249
25Dollhouse Drama
1996-12-04
7m7.0es19250
26The Justice Friends: Krunk's Date
1996-12-04
7m7.0es19251
27The Big Cheese
1996-12-04
7m7.0es19252
28Way of the Dee Dee
1996-12-11
7m7.0es19253
29The Justice Friends: Say Uncle Sam
1996-12-11
7m7.0es19254
30Tribe Called Girl
1996-12-11
7m7.0es19255
31Spacecase
1996-12-18
7m7.0es19256
32The Justice Friends: Ratman
1996-12-18
7m7.0es19257
33Dexter's Debt
1996-12-18
7m7.0es19258
34The Justice Friends: Bee Where?
1996-12-25
7m7.0es19259
35Mandarker
1996-12-25
7m7.0es19260
36Inflata Dee Dee
1997-01-01
7m7.0es19261
37The Justice Friends: Can't Nap
1997-01-01
7m7.0es19262
38Monstory
1997-01-01
7m7.0es19263
Season 2108 episodes1997
1
Beard to be Feared
1997-07-16
7m7.0es19264
2Quackor the Fowl
1997-07-16
7m7.0es19265
3Ant Pants
1997-07-16
7m7.0es19266
4Mom and Jerry
1997-07-23
7m7.0es19267
5Chubby Cheese
1997-07-23
7m7.0es19268
6That Crazy Robot
1997-07-23
7m7.0es19269
7D & DD
1997-07-30
11m7.0es19270
8Hamhocks and Armlocks
1997-07-30
11m7.0es19271
9Hunger Strikes
1997-08-06
7m7.0es19272
10The Koos is Loose
1997-08-06
7m7.0es19273
11Morning Stretch
1997-08-06
7m7.0es19274
12Dee Dee Locks and the Ness Monster
1997-08-13
7m7.0es19275
13Backfire
1997-08-13
7m7.0es19276
14Book 'Em
1997-08-13
7m7.0es19277
15Sister's Got a Brand New Bag
1997-08-20
7m7.0es19278
16Shoo, Shoe Gnomes
1997-08-20
7m7.0es19279
17Lab of The Lost
1997-08-20
7m7.0es19280
18Labels
1997-08-27
7m7.0es19281
19Game Show
1997-08-27
7m7.0es19282
20Fantastic Boyage
1997-08-27
7m7.0es19283
21Filet of Soul
1997-09-03
11m7.0es19284
22Golden Diskette
1997-09-03
11m7.0es19285
23Snowdown
1997-09-10
7m7.0es19286
24*Figure Not Included
1997-09-10
7m7.0es19287
25Mock 5
1997-09-10
7m7.0es19288
26Ewww That's Growth
1997-09-17
7m7.0es19289
27Nuclear Confusion
1997-09-17
7m7.0es19290
28Germ Warfare
1997-09-17
7m7.0es19291
29A Hard Day's Day
1997-09-24
7m7.0es19292
30Road Rash
1997-09-24
7m7.0es19293
31Ocean Commotion
1997-09-24
7m7.0es19294
32The Bus Boy
1997-10-01
7m7.0es19295
33The Justice Friends: Things that go Bonk in the Night
1997-10-01
7m7.0es19296
34Ol' McDexter
1997-10-01
7m7.0es19297
35Sassy Come Home
1997-10-08
11m7.0es19298
36Photo Finish
1997-10-08
11m7.0es19299
37Star Check Unconventional
1997-10-15
7m7.0es19300
38Dexter is Dirty
1997-10-15
7m7.0es19301
39Ice Cream Scream
1997-10-15
7m7.0es19302
40Decode of Honor
1997-10-22
7m7.0es19303
41World's Greatest Mom
1997-10-22
7m7.0es19304
42Ultrajerk 2000
1997-10-22
7m7.0es19305
43Techno Turtle
1997-10-29
7m7.0es19306
44Surprise!
1997-10-29
7m7.0es19307
45Got Your Goat
1997-10-29
7m7.0es19308
46Dee Dee Be Deep
1997-11-05
7m7.0es19309
47911
1997-11-05
7m7.0es19310
48Down in the Dumps
1997-11-05
7m7.0es19311
49Unfortunate Cookie
1997-11-12
11m7.0es19312
50The Muffin King
1997-11-12
11m7.0es19313
51Picture Day
1997-11-19
7m7.0es19314
52Now That's a Stretch
1997-11-19
7m7.0es19315
53Dexter Detention
1997-11-19
7m7.0es19316
54Don't Be a Baby
1997-11-26
7m7.0es19317
55Dial M For Monkey: Peltra
1997-11-26
7m7.0es19318
56G.I.R.L. Squad
1997-11-26
7m7.0es19319
57Sports a Poppin'
1997-12-03
7m7.0es19320
58Koos a la Goop a Goop
1997-12-03
7m7.0es19321
59Project Dee Dee
1997-12-03
7m7.0es19322
60Topped Off
1998-01-14
7m7.0es19323
61Dee Dee's Tail
1998-01-14
7m7.0es19324
62No Power Trip
1998-01-14
7m7.0es19325
63Sister Mom
1998-01-21
11m7.0es19326
64The Laughing
1998-01-21
11m7.0es19327
65Dexter's Lab: A Story
1998-01-28
7m7.0es19328
66Coupon for Craziness
1998-01-28
7m7.0es19329
67Better Off Wet
1998-01-28
7m7.0es19330
68Critical Gas
1998-02-04
7m7.0es19331
69Let's Save the World You Jerk!
1998-02-04
7m7.0es19332
70Average Joe
1998-02-04
7m7.0es19333
71Rushmore Rumble
1998-02-11
7m7.0es19334
72A Boy and His Bug
1998-02-11
7m7.0es19335
73You Vegetabelieve It!
1998-02-11
7m7.0es19336
74Aye Aye Eyes
1998-02-18
11m7.0es19337
75Dee Dee and the Man
1998-02-18
11m7.0es19338
76Old Flame
1998-02-25
7m7.0es19339
77Don't Be a Hero
1998-02-25
7m7.0es19340
78My Favorite Martian
1998-02-25
7m7.0es19341
79Paper Route Bout
1998-03-04
7m7.0es19342
80The Old Switcharooms
1998-03-04
7m7.0es19343
81Trick or Treehouse
1998-03-04
7m7.0es19344
82Quiet Riot
1998-03-11
7m7.0es19345
83Accent You Hate
1998-03-11
7m7.0es19346
84Catch of the Day
1998-03-11
7m7.0es19347
85Dad is Disturbed
1998-03-18
7m7.0es19348
86Framed
1998-03-18
7m7.0es19349
87That's Using Your Head
1998-03-18
7m7.0es19350
88DiM
1998-03-25
7m7.0es19351
89Just an Old Fashioned Lab Song...
1998-03-25
7m7.0es19352
90Repairanoid
1998-03-25
7m7.0es19353
91Sdrawkcab
1998-04-01
7m7.0es19354
92The Continuum of Cartoon Fools
1998-04-01
7m7.0es19355
93Sun, Surf, and Science
1998-04-01
7m7.0es19356
94Big Bots
1998-04-08
7m7.0es19357
95Gooey Aliens that Control Your Mind
1998-04-08
7m7.0es19358
96Misplaced in Space
1998-04-08
7m7.0es19359
97Dee Dee's Rival
1998-04-15
7m7.0es19360
98Pslyghtly Psycho
1998-04-15
7m7.0es19361
99Game for a Game
1998-04-15
7m7.0es19362
100Blackfoot and Slim
1998-04-22
7m7.0es19363
101Trapped with a Vengeance
1998-04-22
7m7.0es19364
102The Parrot Trap
1998-04-22
7m7.0es19365
103Dexter and Computress Get Mandark!
1998-04-29
7m7.0es19366
104The Justice Friends: Pain in the Mouth
1998-04-29
7m7.0es19367
105Dexter Vs. Santa's Claws
1998-04-29
7m7.0es19368
106Dyno-Might
1998-05-06
11m7.0es19369
107LABretto
1998-05-06
11m7.0es19370
108Last But Not Beast
1998-06-15
24m7.0es19371
Season 336 episodes2001
1
Streaky Clean
2001-11-16
7m7.0es19372
2A Dad Cartoon
2001-11-16
7m7.0es19373
3Sole Brother
2001-11-16
7m7.0es19374
4Mind Over Chatter
2001-11-16
7m7.0es19375
5A Quackor Cartoon
2001-11-16
7m7.0es19376
6Momdark
2001-11-16
7m7.0es19377
7Copping an Attitude
2001-11-30
9m7.0es19378
8A Failed Lab Experiment
2001-11-30
4m7.0es19379
9The Grand Daddy of All Inventions
2001-11-30
9m7.0es19380
10Poppa Wheely
2002-01-18
9m7.0es19381
11A Mom Cartoon
2002-01-18
4m7.0es19382
12The Mock Side of the Moon
2002-01-18
9m7.0es19383
13If Memory Serves
2002-02-22
9m7.0es19384
14A Mandark Cartoon
2002-02-22
4m7.0es19385
15Tele Trauma
2002-02-22
9m7.0es19386
16A Boy Named Sue
2002-03-29
11m7.0es19387
17Lab on the Run
2002-03-29
11m7.0es19388
18Dos Boot
2002-06-07
9m7.0es19389
19A Dee Dee Cartoon
2002-06-07
4m7.0es19390
20Would You Like That In The Can
2002-06-07
9m7.0es19391
21That Magic Moment
2002-06-14
9m7.0es19392
22A Silent Cartoon
2002-06-14
4m7.0es19393
23Opposites Attract
2002-06-14
8m7.0es19394
24Comic Relief
2002-06-21
9m7.0es19395
25A Third Dad Cartoon
2002-06-21
4m7.0es19396
26RoboDexo 3000
2002-06-21
9m7.0es19397
27Glove at First Sight
2002-06-28
9m7.0es19398
28A Mom & Dad Cartoon
2002-06-28
4m7.0es19399
29Smells Like Victory
2002-06-28
9m7.0es19400
30Oh, Brother
2002-07-05
9m7.0es19401
31Another Dad Cartoon
2002-07-05
3m7.0es19402
32Bar Exam
2002-07-05
9m7.0es19403
33Jeepers, Creepers, Where is Peepers?
2002-07-12
11m7.0es19404
34Go, Dexter Family, Go!
2002-07-12
11m7.0es19405
35Scare Tactics
2002-09-20
9m7.0es19406
36My Dad vs. Your Dad
2002-09-20
9m7.0es19407
Season 438 episodes2002
1
Beau Tie
2002-11-22
7m7.0es19408
2Remember Me?
2002-11-22
7m7.0es19409
3Overlabbing
2002-11-22
7m7.0es19410
4Sis-Tem Error
2003-04-25
7m7.0es19411
5Bad Cable Manners
2003-04-25
7m7.0es19412
6Dexter's Library
2003-04-25
7m7.0es19413
7The Scrying Game
2003-05-02
7m7.0es19414
8Monstrosi-Dee Dee
2003-05-02
7m7.0es19415
9Dad Man Walking
2003-05-02
7m7.0es19416
10Dexter's Little Dilemma
2003-05-09
7m7.0es19417
11Faux Chapeau
2003-05-09
7m7.0es19418
12D²
2003-05-09
7m7.0es19419
13Head Band
2003-05-16
7m7.0es19420
14Stuffed Animal House
2003-05-16
7m7.0es19421
15Used Ink
2003-05-16
7m7.0es19422
16School Girl Crushed
2003-05-23
7m7.0es19423
17Chess Mom
2003-05-23
7m7.0es19424
18Father Knows Least
2003-05-23
7m7.0es19425
19Dexter the Barbarian
2003-05-30
7m7.0es19426
20Tuber Time
2003-05-30
7m7.0es19427
21Sore Eyes
2003-05-30
7m7.0es19428
22Babe Sitter
2003-09-05
7m7.0es19429
23Mountain Mandark
2003-09-05
7m7.0es19430
242Geniuses 2Gether 4Ever
2003-09-05
7m7.0es19431
25Height Unseen
2003-09-12
7m7.0es19432
26Bygone Errors
2003-09-12
7m7.0es19433
27Folly Calls
2003-09-12
7m7.0es19434
28Voice Over
2003-09-19
7m7.0es19435
29The Blonde Leading the Blonde
2003-09-19
7m7.0es19436
30Comic Stripper
2003-09-19
7m7.0es19437
31Tee Party
2003-09-26
11m7.0es19438
32Dexter's Wacky Races
2003-09-26
11m7.0es19439
33The Lab of Tomorrow
2003-11-04
6m7.0es19440
34Chicken Scratch
2003-11-04
6m7.0es19441
35Garage Sale
2003-11-04
10m7.0es19442
36They Got Chops
2003-11-20
7m7.0es19443
37Poetic Injustice
2003-11-20
7m7.0es19444
38Comedy of Feathers
2003-11-20
7m7.0es19445
Added: 5/14/2026Updated: 6/2/2026