Astro Boy: Ultra Edition: Set 1: Disc 11: Bonus Material

The bonus material on 'Astro Boy: Ultra Edition: Set 1: Disc 11' from 1963 offers an in-depth look at the behind-the-scenes production of the classic anime series, featuring interviews with creators and rare archival footage. This disc is a treasure trove for fans, providing context and additional insights into the making of 'Astro Boy'.