Seasons & episodes
S1 · E25The Deep-Underground Tank 1963-06-18 · 27 min
Together with Dr. Jordan who ran away from under the president who plots world conquest, Atom who got into the underground tank fights the president. But the underground tank loses control and starts pushing towards the volcano.
S1 · E26Don Tay's Infernal Machine 1963-06-25 · 27 min
An evil scientist who hates civilization named Dr. Ram (Don Tay) invents a robot called Atlas to destroy a village.
S1 · E27Pearl People 1963-07-02 · 27 min
Time after time, mysterious forces destroy the huge underwater dam being built by the Institute of Science.
S1 · E28The Wacky Machine 1963-07-09 · 27 min
Dr. Fooler (Dr. I.Q. Plenty) pitches to some plant owners a machine that makes troublesome robots wacky and therefore harmless. The plant owners accept, and the device affects every robot in the city including Astro Boy.
S1 · E29Memory Day 1963-07-16 · 27 min
Once a year, the citizens of Earth celebrate Memory Day and honor the memories of family members who have traveled far into the universe.
S1 · E30Secret Agent 3-Z 1963-07-23 · 27 min
A president fears for his life, as the presidents of several other countries have all been attacked by Führer ZZZ (Secret Agent 3-Z).
S1 · E31Mysterious Cosmic Rays 1963-07-30 · 27 min
A monster appears in the city, and it turns out to be Dr. Dorian, who has been exiled to Mars. He turns into a monster because he cannot get cosmic X-rays on the Earth.
S1 · E32Hot Dog Corps 1963-08-06 · 27 min
Dogs transplanted their brains to the robot are remodeled by Dr. Ponkotsu and challenge humanity as a hot dog corps.
S1 · E33The Three Magicians 1963-08-13 · 27 min
Kino (Abracadabra), a robot magician is approached by a strange magician named Tenpercent, who later frames him for stealing art paintings from a museum. With Astro's help Kino must provide the evidence that he was framed.
S1 · E34Beast From 20,000 Fathoms 1963-08-20 · 27 min
The civilized world is shocked to hear of the sighting of a horrific monster.
S1 · E35Planet X 1963-08-27 · 27 min
Astro Boy sets out on a rocket to rescue people who have been kidnapped for use as livestock on a planet.
S1 · E36The Elixir of Life 1963-09-03 · 27 min
The religious group Pui Pui is looking for a wonder drug that will give them immortality. Dr. Tatsuji, who has succeeded in developing such a drug, is taken away by the religious group. So Astro Boy fights them to ensure the peaceful use of the drug.
S1 · E37The Strange Birthday Present 1963-09-10 · 26 min
On his birthday, Astro Boy receives a little sister, Uran.
S1 · E38The Disturbed Small Planet 1963-09-17 · 27 min
The small planet Mezusa goes out of its orbit and heads straight to the Earth. To save Earth from a collision with the planet, Astro Boy heads for the planet with a convict who is a bomb professional.
S1 · E39The Mysterious Cat 1963-09-24 · 27 min
Dr. Shisoku despairs of human beings that continue the ongoing destruction of nature, and makes animals attack cities in a machine that hypnotizes with ultra short waves.
S1 · E40The Abominable Snowman 1963-10-01 · 27 min
Sam Caesar, a mad scientist hopes to create a new Roman Empire.
S1 · E41Deadline to Danger 1963-10-08 · 27 min
X Bomb, which is capable of turning any substance to water, drops into the Pacific Ocean. There are 50 hours left until the explosion. Astro Boy goes to recollect it, but learns that Uran, who has followed him, has been swallowed along with the bomb by a whale.
S1 · E42The Yellow Horse 1963-10-15 · 27 min
Disguising himself, as a human boy, Astro Boy goes undercover to investigate a drug trade. Some criminals have developed a drug called Yellow Horse, when injected it causes people to dance and make people want more. Professor Ochanomizu has been captured by the drug ring and injected. They try to blackmail him into helping them produce and distribute the drug in exchange for another shot. But Astro is able to pose as a Yellow Horse addict thanks to an artificial skin that makes it look like he is injecting it into himself. He tracks down the headquarters and leads the police to arrest them all. The Professor goes to rehab along with all the addicts for detoxification.
S1 · E43Ditto 1963-10-22 · 27 min
President Ditto (President Rag) is the first robot to lead a nation. His creator Deadcross kidnaps him, and Astro Boy must expose his plot.
S1 · E44Cleopatra's Heart 1963-10-29 · 26 min
Uran is kidnapped and made a hostage in an operation to steal Cleopatra's necklace from Astro Boy. The conspirators believes that whoever possesses the necklace can build the greatest empire in the world.
S1 · E45Return of Cleopatra 1963-11-05 · 27 min
The gang of conspirators obtains the coveted necklace, and at last sets about conquering the world. Astro Boy stands in the way of their boss, Cleopatra.
S1 · E46The Phantom Space Ship 1963-11-12 · 27 min
The robot spaceship Lever Robot is stolen. Astro Boy is sent to retrieve it, but in the process has his energy stolen.
S1 · E47The Gigantic Space Crab 1963-11-19 · 27 min
Astro must destroy a Cosmic Crab (Space Crab) from space.
S1 · E48The Great Space Horse 1963-11-26 · 27 min
Nuu, member of the Tenma Tribe, comes from the depths of the mountains of Mongolia. People rush to the city just to see Nuu, throwing the city into a big chaos. Moreover, a gang plots behind the scenes to capture Nuu.