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The Best Episodes of Dexter's Laboratory

Every episode of Dexter's Laboratory ranked from best to worst. Let's dive into the Best Episodes of Dexter's Laboratory!

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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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Episode Rankings

  1. #1 Fan Favorite
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    Dexter's Laboratory Season 1 Episode 1 - DeeDeemensional
    7.0/10(1 votes)

    #1 - DeeDeemensional

    S1:E1

    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.

    Directors:Genndy Tartakovsky, Rob Renzetti
    Writer:Unknown

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  2. Dexter's Laboratory Season 1 Episode 2 - Dial M for Monkey: Magmanamus
    7.0/10(1 votes)

    #2 - Dial M for Monkey: Magmanamus

    S1:E2

    Monkey must defend the city from a giant underground lava monster, Magmanamus, who cannot sleep because of the noise created by its residents.

    Directors:Genndy Tartakovsky, Paul Rudish
    Writer:Unknown

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  3. Dexter's Laboratory Season 1 Episode 3 - Maternal Combat
    7.0/10(1 votes)

    #3 - Maternal Combat

    S1:E3

    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.

    Directors:Genndy Tartakovsky, Rob Renzetti
    Writer:Unknown

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  4. Dexter's Laboratory Season 1 Episode 4 - Dexter Dodgeball
    7.0/10(1 votes)

    #4 - Dexter Dodgeball

    S1:E4

    Dexter is forced to play dodgeball by his P. E. teacher. Constantly failing, Dexter builds a robotic exoskeleton to defend himself.

    Directors:Genndy Tartakovsky, Craig McCracken
    Writer:Unknown

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  5. Dexter's Laboratory Season 1 Episode 5 - Dial M for Monkey: Rasslor
    7.0/10(1 votes)

    #5 - Dial M for Monkey: Rasslor

    S1:E5

    Intergalactic wrestling champion Rasslor challenges Earth's superheroes, including Monkey, with the planet's fate at stake.

    Directors:Genndy Tartakovsky, Paul Rudish
    Writer:Unknown

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  6. Dexter's Laboratory Season 1 Episode 6 - Dexter's Assistant
    7.0/10(1 votes)

    #6 - Dexter's Assistant

    S1:E6

    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.

    Directors:Genndy Tartakovsky, Rob Renzetti
    Writer:Unknown

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    The 20 WORST Episodes of Dexter's Laboratory

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  7. Dexter's Laboratory Season 1 Episode 7 - Dexter's Rival
    7.0/10(1 votes)

    #7 - Dexter's Rival

    S1:E7

    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:Unknown

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  8. Dexter's Laboratory Season 1 Episode 8 - Dial M for Monkey: Simion
    7.0/10(1 votes)

    #8 - Dial M for Monkey: Simion

    S1:E8

    Monkey encounters Simion, an intelligent anthropomorphic chimpanzee who seeks vengeance on humans for turning him into his current state.

    Directors:Genndy Tartakovsky, Paul Rudish
    Writer:Unknown

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  9. Dexter's Laboratory Season 1 Episode 10 - Double Trouble
    7.0/10(1 votes)

    #9 - Double Trouble

    S1:E10

    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.

    Directors:Genndy Tartakovsky, Rob Renzetti
    Writer:Unknown

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  10. Dexter's Laboratory Season 1 Episode 11 - Dial M for Monkey: Barbequor
    7.0/10(1 votes)

    #10 - Dial M for Monkey: Barbequor

    S1:E11

    Monkey's birthday party is interrupted by Barbequor an intergalactic villain who plans to eat the planets, and his sidekick, the Silver Spooner.

    Directors:Genndy Tartakovsky, Paul Rudish
    Writer:Unknown

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  11. Dexter's Laboratory Season 1 Episode 13 - Jurassic Pooch
    7.0/10(1 votes)

    #11 - Jurassic Pooch

    S1:E13

    To clone a dinosaur with an incomplete DNA sequence, Dexter uses his dog's genetic code to fill in the gaps.

    Directors:Genndy Tartakovsky, Craig McCracken
    Writer:Unknown

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  12. Dexter's Laboratory Season 1 Episode 14 - Dial M For Monkey: Orgon Grindor
    7.0/10(1 votes)

    #12 - Dial M For Monkey: Orgon Grindor

    S1:E14

    While on a date with Agent Honeydew, Monkey gets hypnotized by the music of the Organ Grindor who commands him to rob Fort Knox.

    Directors:Genndy Tartakovsky, Paul Rudish
    Writer:Unknown

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  13. Dexter's Laboratory Season 1 Episode 16 - Dee Dee's Room
    7.0/10(1 votes)

    #13 - Dee Dee's Room

    S1:E16

    After Dee Dee steals his critical invention, Dexter ventures into her room to find it.

    Director:Genndy Tartakovsky
    Writer:Unknown

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  14. Dexter's Laboratory Season 1 Episode 17 - Dial M For Monkey: Huntor
    7.0/10(1 votes)

    #14 - Dial M For Monkey: Huntor

    S1:E17

    Monkey encounters an alien hunter named Huntor and must fight him to save Agent Honeydew and Commander Chief.

    Directors:Genndy Tartakovsky, Paul Rudish
    Writer:Unknown

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  15. Dexter's Laboratory Season 1 Episode 19 - Star Spangled Sidekicks
    7.0/10(1 votes)

    #15 - Star Spangled Sidekicks

    S1:E19

    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:Unknown

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  16. Dexter's Laboratory Season 1 Episode 20 - The Justice Friends: TV Super Pals
    7.0/10(1 votes)

    #16 - The Justice Friends: TV Super Pals

    S1:E20

    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.

    Directors:Genndy Tartakovsky, Craig McCracken
    Writer:Unknown

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  17. Dexter's Laboratory Season 1 Episode 21 - Game Over
    7.0/10(1 votes)

    #17 - Game Over

    S1:E21

    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.

    Directors:Genndy Tartakovsky, Craig McCracken
    Writer:Unknown

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  18. Dexter's Laboratory Season 1 Episode 22 - Babysitter Blues
    7.0/10(1 votes)

    #18 - Babysitter Blues

    S1:E22

    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.

    Directors:Craig McCracken, Rob Renzetti
    Writer:Unknown

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  19. Dexter's Laboratory Season 1 Episode 23 - The Justice Friends: Valhallen's Room
    7.0/10(1 votes)

    #19 - The Justice Friends: Valhallen's Room

    S1:E23

    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:Unknown

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  20. Dexter's Laboratory Season 1 Episode 24 - Dream Machine
    7.0/10(1 votes)

    #20 - Dream Machine

    S1:E24

    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.

    Directors:Genndy Tartakovsky, Rob Renzetti
    Writer:Unknown

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  21. Dexter's Laboratory Season 1 Episode 25 - Dollhouse Drama
    7.0/10(1 votes)

    #21 - Dollhouse Drama

    S1:E25

    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:Unknown

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  22. Dexter's Laboratory Season 1 Episode 26 - The Justice Friends: Krunk's Date
    7.0/10(1 votes)

    #22 - The Justice Friends: Krunk's Date

    S1:E26

    While fighting Comrade Red and his gang, Krunk falls in love with his equivalent in their gang, She-Thing.

    Director:Genndy Tartakovsky
    Writer:Unknown

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  23. Dexter's Laboratory Season 1 Episode 27 - The Big Cheese
    7.0/10(1 votes)

    #23 - The Big Cheese

    S1:E27

    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".

    Director:Genndy Tartakovsky
    Writer:Unknown

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  24. Dexter's Laboratory Season 1 Episode 28 - Way of the Dee Dee
    7.0/10(1 votes)

    #24 - Way of the Dee Dee

    S1:E28

    Dee Dee teaches Dexter how to live life her way instead of being lonely and purely focused on science.

    Directors:Genndy Tartakovsky, Paul Rudish
    Writer:Unknown

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  25. Dexter's Laboratory Season 1 Episode 29 - The Justice Friends: Say Uncle Sam
    7.0/10(1 votes)

    #25 - The Justice Friends: Say Uncle Sam

    S1:E29

    Major Glory forces Krunk and Valhallen to tidy up their apartment for his Uncle Sam, who is coming over for a visit.

    Director:Genndy Tartakovsky
    Writer:Unknown

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Best Episodes Summary

"DeeDeemensional" is the best rated episode of "Dexter's Laboratory". It scored 7/10 based on 1 votes. Directed by Genndy Tartakovsky, Rob Renzetti and written by Unknown, it aired on 4/28/1996. This episode scored 0.0 points higher than the second highest rated, "Dial M for Monkey: Magmanamus".