Where to Watch in
Free
Plot
Originally intended to be kept a secret, the Pinocchio-like character becomes a publicly renowned superhero -- complete with devices like laser-firing fingers, uncanny hearing, and jet-powered boots -- all eventually used to repulse an alien invasion of Earth.
Where to watch Astro Boy?
Astro Boy is an action show featuring Mari Shimizu and created by Osamu Tezuka.
Astro Boy is currently streaming for free (ad-supported) on Tubi TV.