Koji Ishizaka

as Power plant guard

as Darkrai (voice)

as Member of the Staff of a Nuclear Power Plant

as Teinosuke

as Kosuke Kindaichi

as Prime Minister Naoyuki Yamamoto

as Iwao Nishina

as Mikado

as Yoshiyasu Yanagisawa

as Iwao Nishina

as Katabuchi Shigeharu

as Kosuke Kindaichi

as Narrator

as Taneichi

as Kosuke Kindaichi

as Hiraga Gennai

as Masayuki Kokumi

as Narration (voice)

as Kosuke Kindaichi