Marine Boy poster
TV Series Finished Winter 1969

Marine Boy

Kaitei Shounen Marine · 海底少年マリン

Action Adventure Sci-Fi
★ 5.6AniList score
65Episodes
25 minPer episode

Yet another expansion of the Marine Boy series. This time 65 episodes were added to the 1966 series and all 78 episodes were sold to the US. The broadcast history of the show in Japan was slightly more… Read more

Storyline

Yet another expansion of the Marine Boy series. This time 65 episodes were added to the 1966 series and all 78 episodes were sold to the US. The broadcast history of the show in Japan was slightly more complicated, with only the first 36 episodes of the 78 shown at first but later on all 78 were shown, out of which 65 are contained in this entry and 13 in the Ganbare! Marine Kid series.

Seasons & Related Anime

PrequelGanbare! Marine Kid TV Series · 1966

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Frequently Asked Questions

How many episodes does Marine Boy have?

Marine Boy has 65 episodes.

Facts from AniList (also listed on MyAnimeList); streaming availability from JustWatch India. Last updated 21 October 2026, 4:33 AM IST. Episode times are Japan broadcast times shown in IST. Spotted a mistake? Write to [email protected].