Top-ratedS1.E1 ∙ The Green Monster1968Marine Boy, suspecting sabotage, investigates when an "unsinkable" nuclear ship is lost during a tornado.5.4/10 (12)Rate
S1.E2 ∙ Danger at 300 Fathoms1968When Dr Mariner discovers the largest seabed oil reserve in the world, it's up to his son, Marineboy, to fend off the laughing villain rescue his colleagues, with the help of his friends Splasher and mermaid Neptina and her magic pearl.Rate
Top-ratedS1.E20 ∙ Battle to Save the World1968Marine Boy leaves the P-1 to search for the wreckage of a ship sunk by Captain Rex Rancid's electronic missiles.5.8/10 (13)Rate