Season 1
🎬 38 Episodes 📅 1996 ⏱ 7 min
Dexter's Laboratory becomes a battleground when an invention malfunction spirals into chaos. As the young genius races against time to contain the disaster before his parents discover the hidden world beneath their house, he must confront both his sister's accidental sabotage and the impossible odds stacked against him. Through stunning animation and pulse-pounding science fiction action, the episode captures the heart of childhood ingenuity colliding with inevitable disaster. What emerges is a touching reminder that even the greatest minds cannot control everything, especially when family is involved.
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📊 Season Stats
38
Episodes
1996
Year
7
min / ep
4.4
Watch Hours
1/4
Season No.
🎬 Episodes 38 episodes
1
DeeDeemensional
In "Deedeemensional", Dee Dee time-travels to save Dexter from a monster. In "Magmanamus", Monkey goes up against a lava being that dislikes human-caused noise. In "Maternal Combat", when his mother falls, Dexter creates a robot mom to substitute for her.
🎬 Genndy Tartakovsky
2
Dial M for Monkey: Magmanamus
Monkey must defend the city from a giant underground lava monster, Magmanamus, who cannot sleep because of the noise created by its residents.
🎬 Genndy Tartakovsky
3
Maternal Combat
When his mother falls ill, Dexter creates a robot to do her chores. Dee Dee gets hold of its remote control and wreaks havoc, forcing Dexter to create a second robot to counter Dee Dee's.
🎬 Genndy Tartakovsky
4
Dexter Dodgeball
Dexter is forced to play dodgeball by his P. E. teacher. Constantly failing, Dexter builds a robotic exoskeleton to defend himself.
🎬 Genndy Tartakovsky
5
Dial M for Monkey: Rasslor
Intergalactic wrestling champion Rasslor challenges Earth's superheroes, including Monkey, with the planet's fate at stake.
🎬 Genndy Tartakovsky
6
Dexter's Assistant
In need of an assistant to operate his latest invention, Dexter performs a brain transplant on Dee Dee to make her smart enough to fulfill the role. With her new brain, Dee Dee proves to be more intelligent than Dexter.
🎬 Genndy Tartakovsky
7
Dexter's Rival
Mandark Astronomanov, a new student at Dexter's school, seems to be superior to Dexter academically. Mandark forces Dexter to shut down his lab so that Mandark's lab can gain more power. However, with the help of Dee Dee, Dexter manages to destroy Mandark's lab.
🎬 Genndy Tartakovsky
8
Dial M for Monkey: Simion
Monkey encounters Simion, an intelligent anthropomorphic chimpanzee who seeks vengeance on humans for turning him into his current state.
🎬 Genndy Tartakovsky
9
Old Man Dexter
Banned from watching a late-night movie due to his young age, Dexter uses his technology to artificially grow into adulthood, but Dee Dee tampers with his machine, causing Dexter to turn into an old man.
🎬 Genndy Tartakovsky
10
Double Trouble
Dee Dee and her friends, Lee Lee and Mee Mee, enter Dexter's lab and wreak havoc. Dexter clones himself to stop them, but the girls too make clones of themselves.
🎬 Genndy Tartakovsky
11
Dial M for Monkey: Barbequor
Monkey's birthday party is interrupted by Barbequor an intergalactic villain who plans to eat the planets, and his sidekick, the Silver Spooner.
🎬 Genndy Tartakovsky
12
Changes
Rerun of "Dexter's Laboratory", the first "What a Cartoon!" pilot.
🎬 Genndy Tartakovsky ✍️ Genndy Tartakovsky
13
Jurassic Pooch
To clone a dinosaur with an incomplete DNA sequence, Dexter uses his dog's genetic code to fill in the gaps.
🎬 Genndy Tartakovsky
14
Dial M For Monkey: Orgon Grindor
While on a date with Agent Honeydew, Monkey gets hypnotized by the music of the Organ Grindor who commands him to rob Fort Knox.
🎬 Genndy Tartakovsky
15
Dimwit Dexter
Due to overworking his brain, Dexter's mind shuts down, making him act idiotic.
🎬 Genndy Tartakovsky
16
Dee Dee's Room
After Dee Dee steals his critical invention, Dexter ventures into her room to find it.
🎬 Genndy Tartakovsky
17
Dial M For Monkey: Huntor
Monkey encounters an alien hunter named Huntor and must fight him to save Agent Honeydew and Commander Chief.
🎬 Genndy Tartakovsky
18
The Big Sister
Rerun of the second "What a Cartoon!" pilot.
🎬 Genndy Tartakovsky ✍️ Genndy Tartakovsky
19
Star Spangled Sidekicks
Dexter and Dee Dee enter tryouts to become Major Glory's sidekick. When Dee Dee wins, Dexter realizes that fancy costumes are not the only criterion to become a superhero.
🎬 Genndy Tartakovsky
20
The Justice Friends: TV Super Pals
With only one television in their apartment, Major Glory, Krunk, and Valhallen disagree on what to watch: Major Glory's televised capture of the Disgruntled Postman, TV Puppet Pals, or the monster truck pull.
🎬 Genndy Tartakovsky
21
Game Over
Dexter and Dee Dee's father buys a video game for them to play, but the game sucks Dexter inside when he plugs in the cartridge, and it is up to Dee Dee to bring him out.
🎬 Genndy Tartakovsky
22
Babysitter Blues
Dexter has a crush on his teenage babysitter Lisa. When he finds out that she has a boyfriend, he sabotages their relationship and accelerates his age by ten years in an attempt to win her heart.
🎬 Craig McCracken
23
The Justice Friends: Valhallen's Room
Valhallen loses his magic ax and starts turning into a nerd, forcing Major Glory and Krunk to enter his room to find it.
🎬 Genndy Tartakovsky
24
Dream Machine
When Dexter's nightmares become frequent and problematic, he invents a machine that allows him to have nice dreams, as long as Dee Dee can operate it properly while she is awake.
🎬 Genndy Tartakovsky
25
Dollhouse Drama
Suspicious that Dee Dee has not entered his lab even once on a particular day, Dexter shrinks himself and enters her room to spy on her. He soon becomes an unwilling character in Dee Dee's doll story, but he believes the story to be real.
🎬 Rob Renzetti
26
The Justice Friends: Krunk's Date
While fighting Comrade Red and his gang, Krunk falls in love with his equivalent in their gang, She-Thing.
🎬 Genndy Tartakovsky
27
The Big Cheese
Dexter's new device allows him to study for the next day's French test while sleeping. It malfunctions, causing a single phrase -omelette du fromage- to repeat throughout the night, causing Dexter to wake up the next morning speaking nothing else except "omelette du fromage".
🎬 Genndy Tartakovsky
28
Way of the Dee Dee
Dee Dee teaches Dexter how to live life her way instead of being lonely and purely focused on science.
🎬 Genndy Tartakovsky
29
The Justice Friends: Say Uncle Sam
Major Glory forces Krunk and Valhallen to tidy up their apartment for his Uncle Sam, who is coming over for a visit.
🎬 Genndy Tartakovsky
30
Tribe Called Girl
To learn more about girls, Dexter camouflages himself and enters Dee Dee's room, where she is having a sleepover with her friends Lee Lee and Mee Mee. He gets caught by the girls, who force him to take part in their activities.
🎬 Genndy Tartakovsky
31
Spacecase
To prevent himself from being taken away by aliens for experimentation, Dexter tricks Dee Dee into going instead, but he regrets his decision after realizing how much he cares for her.
🎬 Genndy Tartakovsky
32
The Justice Friends: Ratman
To fix their apartment's plumbing, Krunk and Valhallen go to the basement, where they meet Ratman, a diminutive vigilante raised by rats (a parody of Batman).
🎬 Genndy Tartakovsky
33
Dexter's Debt
Dexter's lab is threatened with repossession unless he can repay his debt to NASA. When Dee Dee wins the same amount in a lottery, he decides to steal her money out of desperation.
🎬 Genndy Tartakovsky
34
The Justice Friends: Bee Where?
Major Glory, Krunk, and Valhallen try to rid their apartment of a bee.
🎬 Genndy Tartakovsky
35
Mandarker
Following the destruction of his lab by Dexter and Dee Dee (in the episode Dexter's Rival), Mandark turns to magic to beat Dexter at the science fair.
🎬 Genndy Tartakovsky
36
Inflata Dee Dee
Dee Dee inflates Dexter's hydro-plasmatic suit and constantly floats in the air, prompting Dexter to bring her down.
🎬 Genndy Tartakovsky
37
The Justice Friends: Can't Nap
After fellow Justice Friend White Tiger helps Valhallen stop a super-villain, the latter invites him to spend the night in his apartment, forgetting that Major Glory is allergic to cats.
🎬 Genndy Tartakovsky
38
Monstory
Not interested in hearing Dee Dee's long-winded story, Dexter gives her a silencing formula to keep her quiet, but it instead turns her into a giant monster still bent on telling her story. When he realizes that nothing can make her quiet, he becomes a giant monster himself.
🎬 Genndy Tartakovsky