Professor Ochanomizu bestudeert het grillige gedrag van Atom. Dr. Tenma ziet zijn verleden onder ogen. Nu de waarheid aan het licht komt, blijkt de wereld gevaar te lopen.
Gastrollen:
Youko Hikasa(Atom (voice)), Minori Suzuki(Uran (voice)), Hiroki Yasumoto(Mont Blanc (voice)), Kouichi Yamadera(North No.2 (voice)), Hidenobu Kiuchi(Brando (voice)), Rikiya Koyama(Hercules (voice)), Mamoru Miyano(Epsilon (voice)), Toshihiko Seki(Pluto (voice)), Eizou Tsuda(Tenma (voice)), Romi Park(Helena (voice)), Toshio Furukawa(Ocanomizu (voice)), Hideyuki Tanaka(Brau1589 (voice)), Takaya Hashi(Tawashi (voice)), Kazuhiro Yamaji(Abra (voice)), Masafumi Kimura(Adolf (voice)), Ikkyuu Juku(Old Man (voice)), Yuuki Hoshi(Arnold (voice)), Yutaka Aoyama(Nakamura (voice)), Yuna Ogata(Brando Kid (voice)), Masamichi Kitada(Yamagishi (voice)), Hideto Nitta(Adolf's Brother (voice)), Wataru Takagi(Ban (voice)), Yasuhiro Mamiya(Armstrong (voice)), Marina Inoue(Dr. Roosevelt (voice)), Takeshi Hirabayashi(Meyer (voice)), Kei Kawamura(Robot Wife (voice)), Ken'yuu Horiuchi(Alexander (voice)), Naoki Tatsuta(Elder (voice)), Shuhei Matsuda(Boller (voice)), Motoki Sakuma(Kidnapper (voice)), Hironori Kondō(Kurt's Father (voice)), Masaaki Ihara(Robot Soldier (voice)), Yasuhiro Kikuchi(Minister (voice)), Naomi Maruyama(Guide (voice))