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The Worst Episodes of Astro Boy

Every episode of Astro Boy ranked from worst to best. Explore the Worst Episodes of Astro Boy!

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Astro is a robotic boy created by Dr. Tenma to replace his late son. When Tenma destroys his laboratory and shuts down Astro, the Ministry of Science revives him and tries to give him a

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Episode Rankings

  1. #1 Worst Episode
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    Astro Boy Season 1 Episode 39 - Time Hunters
    6.4/10(7 votes)

    #1 - Time Hunters

    S1:E39

    No description available

    Director:Unknown
    Writer:Unknown

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  2. Astro Boy Season 1 Episode 2 - Rocket Ball
    7.1/10(13 votes)

    #2 - Rocket Ball

    S1:E2

    When a friendly robot-dog invites Astro to watch a game of Rocket Ball, he looks forward to a fun day at the ballpark, Instead, the game turns chaotic when the robot players start destroying the stadium and threatening the human spectators. Astro must find a way to save the humans and get the robot athletes under control!

    Director:Fumio Maezono
    Writer:Chiaki J. Konaka

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  3. Astro Boy Season 1 Episode 1 - Power Up!
    7.2/10(28 votes)

    #3 - Power Up!

    S1:E1

    When Astro is activated the city's power starts to drain, and he must try and stop the robot Magnamite from destroying everything. Armed with Kokoro (the ability of free will) Astro discovers his purpose for being activated.

    Director:Keiichiro Mochizuki
    Writer:Chiaki J. Konaka

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  4. Astro Boy Season 1 Episode 10 - The Venus Robots
    7.2/10(10 votes)

    #4 - The Venus Robots

    S1:E10

    In order to take advantage of their special freezing powers, Dr Tenma pretends to be the long-awaiting leader of a group of advanced robots. The Robots don't realize that their freezing functions cause terrible destruction by freezing everything in sight. Can Astro convince the Robots to reject Tenma's evil influence?

    Director:Unknown
    Writer:Unknown

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  5. Astro Boy Season 1 Episode 11 - Robot Circus
    7.2/10(10 votes)

    #5 - Robot Circus

    S1:E11

    A robot circus star named Reno is revealed to be a human boy in disguise. Astro must save the circus, and prevent the authorities from taking the boy from his robot family.

    Director:Unknown
    Writer:Unknown

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  6. Astro Boy Season 1 Episode 12 - Reviving Jumbo
    7.3/10(9 votes)

    #6 - Reviving Jumbo

    S1:E12

    Skunk reactivates Jumbo, a giant robot and uses him to stage a daring prison break. Astro must stop Jumbo and turn him back into the gentle giant that he really is.

    Director:Shigeharu Takahashi
    Writer:Kenji Konuta

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  7. Astro Boy Season 1 Episode 21 - Dragon Lake
    7.3/10(7 votes)

    #7 - Dragon Lake

    S1:E21

    Astro must find the poison around Dragon Lake. When he gets there he meets the eccentric explorer Gulliver, and they face-off against the toxic Repo Girls in a fight to save Dragon Lake.

    Director:Unknown
    Writer:Unknown

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  8. Astro Boy Season 1 Episode 24 - March of the Micro Bears
    7.3/10(7 votes)

    #8 - March of the Micro Bears

    S1:E24

    When Shadow unleashes an army of mind-controlling teddy bears on Metro City, it's up to Astro to stop them before they take over the entire population.

    Director:Unknown
    Writer:Unknown

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  9. Astro Boy Season 1 Episode 4 - Into Thin Air
    7.5/10(14 votes)

    #9 - Into Thin Air

    S1:E4

    The evil Skunk tricks Denkou, an "Invisible Robot," into committing a string of robberies. Astro soon realizes that Denkou is not bad, she just doesn't know the difference between right and wrong and Astro is the only one that can teach her.

    Director:Unknown
    Writer:Ai Ota

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  10. Astro Boy Season 1 Episode 22 - The Legend of Tohron
    7.5/10(7 votes)

    #10 - The Legend of Tohron

    S1:E22

    Astro must protect Princess Abby against a plot to take over her ancient land of Mayura.

    Director:Unknown
    Writer:Unknown

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  11. Astro Boy Season 1 Episode 29 - The Case of the Phantom Fowl
    7.5/10(6 votes)

    #11 - The Case of the Phantom Fowl

    S1:E29

    No description available

    Director:Unknown
    Writer:Unknown

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  12. Astro Boy Season 1 Episode 5 - Rainbow Canyon
    7.6/10(14 votes)

    #12 - Rainbow Canyon

    S1:E5

    An experiment in advanced weather technology has turned a desert canyon into fertile farmland, and proven once again that humans and robots can work together, But a sudden rash of earthquakes and storms threatens to wreck the project. It's up to Astro to find out who is behind the evil plan.

    Director:Unknown
    Writer:Unknown

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  13. Astro Boy Season 1 Episode 6 - Birth of Atlas
    7.6/10(17 votes)

    #13 - Birth of Atlas

    S1:E6

    Dr. Tenma builds a powerful robot named Atlas whose abilities rival Astro's, But Atlas has a rebellious nature and begins to destroy Metro City. Astro must save the city from Atlas, while beginning to learn the secrets of his own past.

    Director:Satoshi Kuwabara
    Writer:Keiichi Hasegawa

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  14. Astro Boy Season 1 Episode 8 - Neon Express
    7.6/10(11 votes)

    #14 - Neon Express

    S1:E8

    When Kato hides a hyper-accelerator virus on the robotic super train Neon Express, it sends the train and its passengers speeding out of control. Astro must rescue the passengers and prevent the train from crashing into the center of Metro City.

    Director:Unknown
    Writer:Unknown

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  15. Astro Boy Season 1 Episode 33 - Fairy Tale
    7.6/10(9 votes)

    #15 - Fairy Tale

    S1:E33

    No description available

    Director:Unknown
    Writer:Unknown

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  16. Astro Boy Season 1 Episode 9 - Franken
    7.7/10(11 votes)

    #16 - Franken

    S1:E9

    A mysterious robot terrifies humans as he hunts for scrap robot parts and uses them to rebuild his own malfunctioning system. The police target the robot for destruction, but he may not be the "evil robot" he appears to be, and Astro must uncover the truth before its to late.

    Director:Unknown
    Writer:Unknown

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  17. Astro Boy Season 1 Episode 13 - Little Sister, Big Trouble
    7.7/10(11 votes)

    #17 - Little Sister, Big Trouble

    S1:E13

    Doctor O'Shay creates a robot-sister, Zoran, for Astro. While Zoran is off exploring she is captured by the giant robot bird Katari, and only her powerful big brother can save her!

    Director:Unknown
    Writer:Unknown

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  18. Astro Boy Season 1 Episode 16 - Robot Hunters
    7.7/10(10 votes)

    #18 - Robot Hunters

    S1:E16

    An android robot hunter is attacking innocent robots and dismantling them for sale on the black market. Astro befriends the hunter and tries to help him overcome the programming he was given by Skunk.

    Director:Unknown
    Writer:Unknown

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  19. Astro Boy Season 1 Episode 19 - Robot Boy
    7.7/10(8 votes)

    #19 - Robot Boy

    S1:E19

    Astro's human friend Matthew loves robots so much that he pretends he is one. But when he tries to use "robot" powers to save his mom from a space shuttle accident, it's up to Astro to save them both.

    Director:Unknown
    Writer:Unknown

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  20. Astro Boy Season 1 Episode 30 - Geo-Raider
    7.7/10(8 votes)

    #20 - Geo-Raider

    S1:E30

    Astro joins an expedition to the center of the earth, when a member of the crew causes a mutiny. Only Astro can protect the crew and save the expedition before an eruption of lava destroys them all.

    Director:Shigeharu Takahashi
    Writer:Unknown

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  21. Astro Boy Season 1 Episode 44 - Into the Dragon's Lair
    7.7/10(7 votes)

    #21 - Into the Dragon's Lair

    S1:E44

    No description available

    Director:Saburo Hashimoto
    Writer:Unknown

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  22. Astro Boy Season 1 Episode 3 - Destination Deimos
    7.8/10(14 votes)

    #22 - Destination Deimos

    S1:E3

    On Deimos, one of the two moons of Mars, robot miners ignore the orders of their human foreman and mysteriously begin digging on their own. Astro must work fast to discover the cause of the robots' strange behavior before Intergalactic Security exterminates them for disobeying.

    Director:Yukio Suzuki
    Writer:Chiaki J. Konaka

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  23. Astro Boy Season 1 Episode 31 - Gideon
    7.8/10(11 votes)

    #23 - Gideon

    S1:E31

    No description available

    Director:Unknown
    Writer:Unknown

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  24. Astro Boy Season 1 Episode 14 - Micro Adventure
    8.0/10(8 votes)

    #24 - Micro Adventure

    S1:E14

    A micro-robot attacks Zoran's operating system from the inside. Astro must shrink down to microscopic size and go inside of Zoran's system to fight the micro-robot and save his sister.

    Director:Unknown
    Writer:Unknown

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  25. Astro Boy Season 1 Episode 15 - Only a Machine
    8.0/10(7 votes)

    #25 - Only a Machine

    S1:E15

    Astro must stop Erasabot from sucking out the artificial intelligence from all the robots in Metro City.

    Director:Unknown
    Writer:Unknown

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Worst Episodes Summary

"Time Hunters" is the worst rated episode of "Astro Boy". It scored 6.4/10 based on 7 votes. Directed by Unknown and written by Unknown, it aired on 1/11/2004. This episode scored 0.7 points lower than the second lowest rated, "Rocket Ball".