Plot: A gangster group is holding a secret convention in an underwater strait and is being trained by Professor Beelzebub to steal an electronic brain which is being delivered to Ocean Patrol headquarters.
Marine Boy - Season 1 - Underwater Underworld (Episode 35)
Episode Aired On:
No estimated release date
No estimated release date
Yoshiko Ohta
Gorō Naya
Kazuko Sugiyama
Tadashi Nakamura