Plot: P-1, along with Bullton and Piper, is reported missing and Marine Boy and Splasher go search for them, finding them in a cave being held prisoners of Hambone and Skwid.
Marine Boy - Season 1 - The Invincible Force (Episode 27)
Episode Aired On:
No estimated release date
No estimated release date
Yoshiko Ohta
Gorō Naya
Kazuko Sugiyama
Tadashi Nakamura