Dexter's Laboratory
"He skips grades. She just skips"
1996 ★ 7.7 4 Seasons EN
AnimationComedySci-Fi & Fantasy
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.
Servers
DeeDeemensional
Ep 1 ★ 7.0 1996-04-28
DeeDeemensional
In "Deedeemensional", Dee Dee time-travels to save Dexter from a monster. In "Magmanamus", Monkey goes …
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Dial M for Monkey: Magmanamus
Ep 2 ★ 7.0 1996-04-28
Dial M for Monkey: Magmanamus
Monkey must defend the city from a giant underground lava monster, Magmanamus, who cannot sleep …
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Maternal Combat
Ep 3 ★ 7.0 1996-04-28
Maternal Combat
When his mother falls ill, Dexter creates a robot to do her chores. Dee Dee …
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Dexter Dodgeball
Ep 4 ★ 7.0 1996-05-05
Dexter Dodgeball
Dexter is forced to play dodgeball by his P. E. teacher. Constantly failing, Dexter builds …
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Dial M for Monkey: Rasslor
Ep 5 ★ 7.0 1996-05-05
Dial M for Monkey: Rasslor
Intergalactic wrestling champion Rasslor challenges Earth's superheroes, including Monkey, with the planet's fate at stake.
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Dexter's Assistant
Ep 6 ★ 7.0 1996-05-05
Dexter's Assistant
In need of an assistant to operate his latest invention, Dexter performs a brain transplant …
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Dexter's Rival
Ep 7 ★ 7.0 1996-05-12
Dexter's Rival
Mandark Astronomanov, a new student at Dexter's school, seems to be superior to Dexter academically. …
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Dial M for Monkey: Simion
Ep 8 ★ 7.0 1996-05-12
Dial M for Monkey: Simion
Monkey encounters Simion, an intelligent anthropomorphic chimpanzee who seeks vengeance on humans for turning him …
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Old Man Dexter
Ep 9 1996-05-12
Old Man Dexter
Banned from watching a late-night movie due to his young age, Dexter uses his technology …
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Double Trouble
Ep 10 ★ 7.0 1996-05-19
Double Trouble
Dee Dee and her friends, Lee Lee and Mee Mee, enter Dexter's lab and wreak …
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Dial M for Monkey: Barbequor
Ep 11 ★ 7.0 1996-05-19
Dial M for Monkey: Barbequor
Monkey's birthday party is interrupted by Barbequor an intergalactic villain who plans to eat the …
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Changes
Ep 12 1996-05-19
Changes
Rerun of "Dexter's Laboratory", the first "What a Cartoon!" pilot.
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Jurassic Pooch
Ep 13 ★ 7.0 1996-05-26
Jurassic Pooch
To clone a dinosaur with an incomplete DNA sequence, Dexter uses his dog's genetic code …
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Dial M For Monkey: Orgon Grindor
Ep 14 ★ 7.0 1996-05-26
Dial M For Monkey: Orgon Grindor
While on a date with Agent Honeydew, Monkey gets hypnotized by the music of the …
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Dimwit Dexter
Ep 15 1996-05-26
Dimwit Dexter
Due to overworking his brain, Dexter's mind shuts down, making him act idiotic.
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Dee Dee's Room
Ep 16 ★ 7.0 1996-06-02
Dee Dee's Room
After Dee Dee steals his critical invention, Dexter ventures into her room to find it.
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Dial M For Monkey: Huntor
Ep 17 ★ 7.0 1996-06-02
Dial M For Monkey: Huntor
Monkey encounters an alien hunter named Huntor and must fight him to save Agent Honeydew …
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The Big Sister
Ep 18 1996-06-02
The Big Sister
Rerun of the second "What a Cartoon!" pilot.
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Star Spangled Sidekicks
Ep 19 ★ 7.0 1996-11-20
Star Spangled Sidekicks
Dexter and Dee Dee enter tryouts to become Major Glory's sidekick. When Dee Dee wins, …
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The Justice Friends: TV Super Pals
Ep 20 ★ 7.0 1996-11-20
The Justice Friends: TV Super Pals
With only one television in their apartment, Major Glory, Krunk, and Valhallen disagree on what …
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Game Over
Ep 21 ★ 7.0 1996-11-20
Game Over
Dexter and Dee Dee's father buys a video game for them to play, but the …
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Babysitter Blues
Ep 22 ★ 7.0 1996-11-27
Babysitter Blues
Dexter has a crush on his teenage babysitter Lisa. When he finds out that she …
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The Justice Friends: Valhallen's Room
Ep 23 ★ 7.0 1996-11-27
The Justice Friends: Valhallen's Room
Valhallen loses his magic ax and starts turning into a nerd, forcing Major Glory and …
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Dream Machine
Ep 24 ★ 7.0 1996-11-27
Dream Machine
When Dexter's nightmares become frequent and problematic, he invents a machine that allows him to …
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Dollhouse Drama
Ep 25 ★ 7.0 1996-12-04
Dollhouse Drama
Suspicious that Dee Dee has not entered his lab even once on a particular day, …
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The Justice Friends: Krunk's Date
Ep 26 ★ 7.0 1996-12-04
The Justice Friends: Krunk's Date
While fighting Comrade Red and his gang, Krunk falls in love with his equivalent in …
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The Big Cheese
Ep 27 ★ 7.0 1996-12-04
The Big Cheese
Dexter's new device allows him to study for the next day's French test while sleeping. …
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Way of the Dee Dee
Ep 28 ★ 7.0 1996-12-11
Way of the Dee Dee
Dee Dee teaches Dexter how to live life her way instead of being lonely and …
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The Justice Friends: Say Uncle Sam
Ep 29 ★ 7.0 1996-12-11
The Justice Friends: Say Uncle Sam
Major Glory forces Krunk and Valhallen to tidy up their apartment for his Uncle Sam, …
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Tribe Called Girl
Ep 30 ★ 7.0 1996-12-11
Tribe Called Girl
To learn more about girls, Dexter camouflages himself and enters Dee Dee's room, where she …
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Spacecase
Ep 31 ★ 7.0 1996-12-18
Spacecase
To prevent himself from being taken away by aliens for experimentation, Dexter tricks Dee Dee …
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The Justice Friends: Ratman
Ep 32 ★ 7.0 1996-12-18
The Justice Friends: Ratman
To fix their apartment's plumbing, Krunk and Valhallen go to the basement, where they meet …
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Dexter's Debt
Ep 33 ★ 7.0 1996-12-18
Dexter's Debt
Dexter's lab is threatened with repossession unless he can repay his debt to NASA. When …
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The Justice Friends: Bee Where?
Ep 34 ★ 7.0 1996-12-25
The Justice Friends: Bee Where?
Major Glory, Krunk, and Valhallen try to rid their apartment of a bee.
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Mandarker
Ep 35 ★ 7.0 1996-12-25
Mandarker
Following the destruction of his lab by Dexter and Dee Dee (in the episode Dexter's …
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Inflata Dee Dee
Ep 36 ★ 7.0 1997-01-01
Inflata Dee Dee
Dee Dee inflates Dexter's hydro-plasmatic suit and constantly floats in the air, prompting Dexter to …
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The Justice Friends: Can't Nap
Ep 37 ★ 7.0 1997-01-01
The Justice Friends: Can't Nap
After fellow Justice Friend White Tiger helps Valhallen stop a super-villain, the latter invites him …
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Monstory
Ep 38 ★ 7.0 1997-01-01
Monstory
Not interested in hearing Dee Dee's long-winded story, Dexter gives her a silencing formula to …
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First Air Date
1996-04-28
Last Air Date
2003-11-20
Status
Ended
Language
EN
Seasons
4
Total Episodes
220
Episode Runtime
7 min
Rating
7.7 / 10
Votes
910
Network
Cartoon Network
Studio
Hanna-Barbera Cartoons, Cartoon Network Studios
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