Marine Boy

Marine Boy was one of the first color anime cartoons to be shown in a dubbed form in the U.S., and later in Australia and the United Kingdom. The anime first aired in Japan under the title which aired in April 1965 for only 3 episodes. A second anime under the title in 1966 for 13 episodes. The third anime produced by titled aired from 1969 to 1970 for 78 episodes.

All three series were produced by TV Douga where they broadcasted on Fuji TV. Since the third anime was the most distributable, it was sold outside Japan via K. Fujita Associates Inc., with Warner Bros.-Seven Arts Television handling worldwide distribution of the English-language version. The series was distributed in syndication in the United States starting in 1966.

Plot
The show revolves around a talented boy who is further enhanced by some sophisticated inventions. With these, he serves with the underwater policing agency, the Ocean Patrol, in making Earth's oceans safe.