April 6, 2003 • 24m
When Astro is activated the city's power starts to drain, and he must try and stop the robot Magnamite from destroying everything....Read more
April 13, 2003 • 24m
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, th...Read more
April 20, 2003 • 24m
On Deimos, one of the two moons of Mars, robot miners ignore the orders of their human foreman and mysteriously begin digging on t...Read more
April 27, 2003 • 24m
The evil Skunk tricks Denkou, an "Invisible Robot," into committing a string of robberies. Astro soon realizes that Denkou is not ...Read more
May 4, 2003 • 24m
An experiment in advanced weather technology has turned a desert canyon into fertile farmland, and proven once again that humans a...Read more
May 11, 2003 • 24m
Dr. Tenma builds a powerful robot named Atlas whose abilities rival Astro's, But Atlas has a rebellious nature and begins to destr...Read more
May 18, 2003 • 24m
As Atlas continues his rampage, Astro learns the truth about his own past. With the memory circuits reactivated, Astro remembers b...Read more
May 25, 2003 • 24m
When Kato hides a hyper-accelerator virus on the robotic super train Neon Express, it sends the train and its passengers speeding ...Read more
June 1, 2003 • 24m
A mysterious robot terrifies humans as he hunts for scrap robot parts and uses them to rebuild his own malfunctioning system. The ...Read more
June 8, 2003 • 24m
In order to take advantage of their special freezing powers, Dr Tenma pretends to be the long-awaiting leader of a group of advanc...Read more
June 15, 2003 • 24m
A robot circus star named Reno is revealed to be a human boy in disguise. Astro must save the circus, and prevent the authorities ...Read more
June 22, 2003 • 24m
Skunk reactivates Jumbo, a giant robot and uses him to stage a daring prison break. Astro must stop Jumbo and turn him back into t...Read more
July 6, 2003 • 24m
Doctor O'Shay creates a robot-sister, Zoran, for Astro. While Zoran is off exploring she is captured by the giant robot bird Katar...Read more
July 13, 2003 • 24m
A micro-robot attacks Zoran's operating system from the inside. Astro must shrink down to microscopic size and go inside of Zoran'...Read more
July 20, 2003 • 24m
Astro must stop Erasabot from sucking out the artificial intelligence from all the robots in Metro City.
July 27, 2003 • 24m
An android robot hunter is attacking innocent robots and dismantling them for sale on the black market. Astro befriends the hunter...Read more
August 3, 2003 • 24m
Pluto vows to become the supreme robot champion of the world. As he defeats his rivals, he gains their special powers and becomes ...Read more
August 10, 2003 • 24m
Episode 18 of Astro Boy premiered on August 10, 2003
August 17, 2003 • 24m
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 ...Read more
August 24, 2003 • 24m
With his authority challenged by Shadow, Dr. Tenma sets out to prove that Astro is loyal to the robot cause and will join them in ...Read more
August 31, 2003 • 24m
Astro must find the poison around Dragon Lake. When he gets there he meets the eccentric explorer Gulliver, and they face-off agai...Read more
September 7, 2003 • 24m
Astro must protect Princess Abby against a plot to take over her ancient land of Mayura.
September 14, 2003 • 24m
While saving the planet from a falling satellite, Astro is damaged and loses his memory. Boon, a scientist with a mysterious past,...Read more
September 21, 2003 • 24m
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 t...Read more
September 28, 2003 • 24m
An underground city threatens the environment, so the environment fights back--tree roots attack the city and its people. Astro mu...Read more
October 5, 2003 • 24m
When air-blimp is threatened with a wormhole device, Astro is blamed and arrested. The Blue Knight helps him escape from jail, and...Read more
October 12, 2003 • 24m
Astro partners with Yuko's Uncle Wally to solve a series of baffling robberies involving a dragon-like robotic monster.
October 19, 2003 • 24m
A power station orbiting the Earth is set to self-destruct, and Astro partners with the Blue Knight to try to save the robots. The...Read more
October 26, 2003 • 24m
Episode 29 of Astro Boy premiered on October 26, 2003
November 2, 2003 • 24m
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 a...Read more
November 9, 2003 • 24m
Episode 31 of Astro Boy premiered on November 9, 2003
November 16, 2003 • 24m
When Astro and The Blue Knight try to stop illegal, underground robot fights, they are forced to fight each other. As they prepare...Read more
November 23, 2003 • 24m
Episode 33 of Astro Boy premiered on November 23, 2003
November 30, 2003 • 24m
Episode 34 of Astro Boy premiered on November 30, 2003
December 7, 2003 • 24m
Episode 35 of Astro Boy premiered on December 7, 2003
December 14, 2003 • 24m
Episode 36 of Astro Boy premiered on December 14, 2003
December 14, 2003 • 24m
Episode 37 of Astro Boy premiered on December 14, 2003
December 28, 2003 • 24m
Episode 38 of Astro Boy premiered on December 28, 2003
January 11, 2004 • 24m
Episode 39 of Astro Boy premiered on January 11, 2004
January 18, 2004 • 24m
Episode 40 of Astro Boy premiered on January 18, 2004
January 25, 2004 • 24m
Episode 41 of Astro Boy premiered on January 25, 2004
February 1, 2004 • 24m
Episode 42 of Astro Boy premiered on February 1, 2004
February 8, 2004 • 24m
Episode 43 of Astro Boy premiered on February 8, 2004
February 15, 2004 • 24m
Episode 44 of Astro Boy premiered on February 15, 2004
February 22, 2004 • 24m
Episode 45 of Astro Boy premiered on February 22, 2004
February 29, 2004 • 24m
Episode 46 of Astro Boy premiered on February 29, 2004
March 7, 2004 • 24m
Episode 47 of Astro Boy premiered on March 7, 2004
March 14, 2004 • 24m
Episode 48 of Astro Boy premiered on March 14, 2004
March 21, 2004 • 24m
Episode 49 of Astro Boy premiered on March 21, 2004
March 28, 2004 • 24m
Episode 50 of Astro Boy premiered on March 28, 2004