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Watch S1, EP9: The Monstrous Seaweed with Fubo for $0 Today

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Responding to a distress call, Marine Boy gets into a tangle with malicious, artificial seaweed.

Responding to a distress call, Marine Boy gets into a tangle with malicious, artificial seaweed.

More episodes

Marine Boy

S2, EP2 "Riddle of the Vanishing Frogmen"

The villains X-3 and Professor Stormbrane are planning to set off a super bomb inside a volcano and send out Shell boats to attack the SS Rubadubdub.

Marine Boy

S2, EP3 "Panic In the Pacific"

Marine Boy and the P-1 encounter synthetic jelly monsters which attack a secret airship whose torpedoes only make them multiply and grow larger.

Marine Boy

S2, EP4 "24 Hours to Doom"

Marine Boy and Dr. Mariner set up a trap to catch pirates who sink ships and steal the cargo; after Dr. Mariner is caught, the villains give Ocean Patrol 24 hours to surrender their base in return for Dr. Mariner's freedom.

Marine Boy

S2, EP5 "Attack of the Robot Spiders"

Marine Boy and his racer, Carrier Fish, are trapped by robot spiders who spin webs and encircle them; Marine Boy uses his boomerang to allow Carrier Fish to escape but before he can follow, Marine Boy faints and is kidnapped.

Marine Boy

S2, EP1 "The Invincible Force"

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" is produced in Japan but is intended for US audiences, it is one of the first color cartoons to come from Japan; soon to be sharing syndicated screen space with the likes of "Kimba the White Lion" and "Speed Racer."
Original Air Date: Sep 12, 1968
Rating: TVG
Playback: HD
2 seasons available on demand
Available on

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