The Boy Detectives Club – The Enemy Is an Atomic Submarine

Tatsuo Umemiya

as Kogoro Akechi

Hiroko Mine

as Mariko

Tomoko Matsushima

as Tomoko

Kenjiro Uemura

as The Fiend with Twenty Faces

Akiko Kazami

as Lady Kobayashi

Takashi Kanda

Soratobi Sasuke

Jun Usami

as Doctor Kobayashi