7.5/10289 votes#1 - DeeDeemensional
Season 1 Episode 1 - Aired 4/28/1996
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.
Director: Genndy Tartakovsky, Rob Renzetti
Writer: N/A
7.6/10254 votes#2 - Dial M for Monkey: Magmanamus
Season 1 Episode 2 - Aired 4/28/1996
Monkey must defend the city from a giant underground lava monster, Magmanamus, who cannot sleep because of the noise created by its residents.
Director: Genndy Tartakovsky, Paul Rudish
Writer: N/A
7.8/10250 votes#3 - Maternal Combat
Season 1 Episode 3 - Aired 4/28/1996
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.
Director: Genndy Tartakovsky, Rob Renzetti
Writer: N/A
7.3/10200 votes#4 - Dexter Dodgeball
Season 1 Episode 4 - Aired 5/5/1996
Dexter is forced to play dodgeball by his P. E. teacher. Constantly failing, Dexter builds a robotic exoskeleton to defend himself.
Director: Genndy Tartakovsky, Craig McCracken
Writer: N/A
6.9/10192 votes#5 - Dial M for Monkey: Rasslor
Season 1 Episode 5 - Aired 5/5/1996
Intergalactic wrestling champion Rasslor challenges Earth's superheroes, including Monkey, with the planet's fate at stake.
Director: Genndy Tartakovsky, Paul Rudish
Writer: N/A
7.4/10199 votes#6 - Dexter's Assistant
Season 1 Episode 6 - Aired 5/5/1996
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.
Director: Genndy Tartakovsky, Rob Renzetti
Writer: N/A
7.5/10222 votes#7 - Dexter's Rival
Season 1 Episode 7 - Aired 5/12/1996
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.
Director: Genndy Tartakovsky
Writer: N/A
7.3/10193 votes#8 - Dial M for Monkey: Simion
Season 1 Episode 8 - Aired 5/12/1996
Monkey encounters Simion, an intelligent anthropomorphic chimpanzee who seeks vengeance on humans for turning him into his current state.
Director: Genndy Tartakovsky, Paul Rudish
Writer: N/A
7.8/10241 votes#9 - Old Man Dexter
Season 1 Episode 9 - Aired 5/12/1996
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.
Director: Genndy Tartakovsky, Craig McCracken
Writer: N/A
7.4/10187 votes#10 - Double Trouble
Season 1 Episode 10 - Aired 5/19/1996
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.
Director: Genndy Tartakovsky, Rob Renzetti
Writer: N/A
7.3/10179 votes#11 - Dial M for Monkey: Barbequor
Season 1 Episode 11 - Aired 5/19/1996
Monkey's birthday party is interrupted by Barbequor an intergalactic villain who plans to eat the planets, and his sidekick, the Silver Spooner.
Director: Genndy Tartakovsky, Paul Rudish
Writer: N/A
7.5/10183 votes#12 - Changes
Season 1 Episode 12 - Aired 5/19/1996
Rerun of "Dexter's Laboratory", the first "What a Cartoon!" pilot.
Director: Genndy Tartakovsky
Writer: Genndy Tartakovsky
7.2/10177 votes#13 - Jurassic Pooch
Season 1 Episode 13 - Aired 5/26/1996
To clone a dinosaur with an incomplete DNA sequence, Dexter uses his dog's genetic code to fill in the gaps.
Director: Genndy Tartakovsky, Craig McCracken
Writer: N/A
7.0/101 votes#14 - Dial M For Monkey: Orgon Grindor
Season 1 Episode 14 - Aired 5/26/1996
While on a date with Agent Honeydew, Monkey gets hypnotized by the music of the Organ Grindor who commands him to rob Fort Knox.
Director: Genndy Tartakovsky, Paul Rudish
Writer: N/A
NaN/100 votes#15 - Dimwit Dexter
Season 1 Episode 15 - Aired 5/26/1996
Due to overworking his brain, Dexter's mind shuts down, making him act idiotic.
Director: Genndy Tartakovsky
Writer: N/A
7.0/101 votes#16 - Dee Dee's Room
Season 1 Episode 16 - Aired 6/2/1996
After Dee Dee steals his critical invention, Dexter ventures into her room to find it.
Director: Genndy Tartakovsky
Writer: N/A
7.0/101 votes#17 - Dial M For Monkey: Huntor
Season 1 Episode 17 - Aired 6/2/1996
Monkey encounters an alien hunter named Huntor and must fight him to save Agent Honeydew and Commander Chief.
Director: Genndy Tartakovsky, Paul Rudish
Writer: N/A
NaN/100 votes#18 - The Big Sister
Season 1 Episode 18 - Aired 6/2/1996
Rerun of the second "What a Cartoon!" pilot.
Director: Genndy Tartakovsky
Writer: Genndy Tartakovsky
7.0/101 votes#19 - Star Spangled Sidekicks
Season 1 Episode 19 - Aired 11/20/1996
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.
Director: Genndy Tartakovsky
Writer: N/A
7.0/101 votes#20 - The Justice Friends: TV Super Pals
Season 1 Episode 20 - Aired 11/20/1996
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.
Director: Genndy Tartakovsky, Craig McCracken
Writer: N/A
7.0/101 votes#21 - Game Over
Season 1 Episode 21 - Aired 11/20/1996
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.
Director: Genndy Tartakovsky, Craig McCracken
Writer: N/A
7.0/101 votes#22 - Babysitter Blues
Season 1 Episode 22 - Aired 11/27/1996
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.
Director: Craig McCracken, Rob Renzetti
Writer: N/A
7.0/101 votes#23 - The Justice Friends: Valhallen's Room
Season 1 Episode 23 - Aired 11/27/1996
Valhallen loses his magic ax and starts turning into a nerd, forcing Major Glory and Krunk to enter his room to find it.
Director: Genndy Tartakovsky
Writer: N/A
7.0/101 votes#24 - Dream Machine
Season 1 Episode 24 - Aired 11/27/1996
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.
Director: Genndy Tartakovsky, Rob Renzetti
Writer: N/A
7.0/101 votes#25 - Dollhouse Drama
Season 1 Episode 25 - Aired 12/4/1996
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.
Director: Rob Renzetti
Writer: N/A
The Best Episodes of Dexter's Laboratory Season 1
Every episode of Dexter's Laboratory Season 1 ranked from best to worst. Discover the Best Episodes of Dexter's Laboratory Season 1!
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,...
Genres:AnimationComedySci-Fi & Fantasy
Network:Cartoon Network
Season 1 Ratings Summary
"DeeDeemensional" is the best rated episode of "Dexter's Laboratory" season 1. It scored 7.5/10 based on 289 votes. Directed by Genndy Tartakovsky, Rob Renzetti and written by N/A, it aired on 4/28/1996. This episode is rated 0.1 points higher than the second-best, "Dial M for Monkey: Magmanamus".