Astro Boy is the main protagonist of the whole franchise.
- Freddie Highmore - English (2009)
- Aya Ueto - Japanese (2009)
He is the faithful assistant to Reni.
He plays Mowgli in The Mastiff Book version 2
He is a man-cub.
He plays Aladdin in Astroladdin, Astroladdin II: The Return of Captain Hook and Astroladdin III: The King of Thieves
He is a street rat.
He plays Casper in Astro Boy (Casper)
He's the friendliest ghost.
He plays Yao in Sakuralan and Sakuralan II
He is a soldier in the chinese army.
He plays Jake Long in American Robot: Toby Tenma/Astro Boy
He is a japanese boy.
He plays Kuzco (Human) in The Robot Boy's New Groove, The Robot Boy's New Groove 2: Flint's New Groove and The Robot Boy's New School
He is an emperor.
He plays Covi in Astro The Island Super All Stars
He plays Mega Man in Comic Combat Bros. (Super Smash Bros.)
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