1x1 - The Green Monster

October 6, 1966

Marine Boy, suspecting sabotage, investigates when an "unsinkable" nuclear ship is lost during a tornado.

1x2 - Danger At 300 Fathoms

A great underwater oil field is discovered by Dr. Mariner, but while drilling, the team at Satellite Station 23 collapses and Marine Boy is sent to investigate.

1x4 - Dangerous Starfish

After arriving at the crash site of an unidentified aircraft, P-1 witnesses an explosion and find themselves surrounded by huge, electronically controlled, poisonous starfish.

1x5 - The Astounding Shellfish

Bullton and Piper find a missing fishing boat with no one aboard. Marine Boy and Splasher set out to solve the mystery of the crew's whereabouts.

1x6 - The Mysterious Paradise

During an expedition organized by Ocean Patrol, Dr. Mariner and his crew find a spear which is modelled after one known to be thousands of years old.

1x7 - Deepest Of The Deep

In order to provide more food to the people of the world, Dr. Mariner experiments with raising larger fish, but it is missing one ingredient which can only be found in the deepest part of the ocean.

1x8 - The Ghost Ship

Marine Boy, Bullton, and Piper are sent to the Arctic Ocean to search for 11 missing men and to explore the myth of a ghost ship.

1x9 - The Monstrous Seaweed

Marine Boy answers an SOS and finds no ship in the area of the signal. What he does find, however, is electronically controlled artificial seaweed.

1x10 - The Super Mystery Boat

Marine Boy enters a kind of submarine Grand Prix using a special boat invented by Dr. Mariner and Professor Fumble, but the sub is blown up before the race finishes.

1x11 - The Greatest Power On Earth

A strange statue which contains vast treasure is discovered by tycoon Mr. Goldpocket while flying over it in his plane.

1x12 - Disaster On The High Sea

Mr. Smirch steals nuclear rock drills in order to obtain uranium enough to take over the oceans of the world.

1x13 - Secret Of The Time Capsule

A mysterious time capsule is found by Marine Boy and Splasher who take it to Dr. Mariner.

1x14 - Mystery Of The Missing Vessels

Flim Flamboyant disguises his sub as the P-1 and leads ships to a cave where he steals their precious cargo.

1x15 - Menace Of The Missing Bomb

A proton bomb with its safety catch unhooked is stolen by a secret agent.

1x16 - Danger In The Depths

Splasher is caught in the sound waves emitted by Scorpo, who plans to sell the dolphins of the world to Smirkoland for use as robots.

1x17 - The Gigantic Sea Farm

Marine Boy and Splasher stumble on an underwater farm where plants grow quickly due to the rich soil.

1x18 - Terror Of The Fire Ball

Dr. Shinedor has invented an electronic laser beam which he can use to shock and punish man for hunting and fishing for pleasure.

1x19 - Empire Of The Sea

Despo Montebank, who claims to be the Emperor of the Pacific Empire, holds Marine Boy and his crew captive in an electromagnetic field and tries to make them obey him.

1x20 - Battle To Save The World

Marine Boy leaves the P-1 to search for the wreckage of a ship sunk by Captain Rex Rancid's electronic missiles.

1x21 - The Terrifying Icebergs

Marine Boy and P-1 are sent to investigate the disappearance of ships at the North Pole, apparently due to icebergs.

1x22 - The Whales Of Destruction

While testing the electronic fence at the Ocean Patrol underwater research ranch, Professor Fumble and Mr. Washer are captured and held on an invisible ship.

1x23 - The Power Of Power

Accidents continue to occur in an underwater power station which is under construction, and Marine Boy discovers tremendous currents which he feels are man-made.

1x24 - 5 Billion In Diamonds

Little Clicli sees a submarine attack a diamond-bearing ship and picks up the key after the captain of the ship throws it overboard to keep it from thieves.

1x25 - Mission At Corkscrew Strait

In leading an important cargo ship through the narrow strait, P-1 must use torpedoes to clear the way.

1x26 - Lighthouse Of Terror

A lighthouse beam changes course mysteriously and ships in the area are running around as a result.

1x27 - 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.

1x28 - 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.

1x29 - 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.

1x30 - 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.

1x31 - Attack Of The Robot Spiders

Marine Boy and his racer, Carrier Fish, are trapped by robot sea spiders who spin webs and encircle them.

1x32 - The Great Bomb Robbery

Thieves capture Hugh Highstep, the ballet instructor, and the dolphin ballerina, Twinklefin, after the dolphin accidentally takes a miniature bomb that Squidink wants for himself.

1x33 - Operation Deep Deep

Four wacky scientists kidnap Professor Fumble in an attempt to learn the formulae for Ocean Patrol's many weapons, especially Marine Boy's special suit.

1x34 - The Stolen Island

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.

1x35 - Underwater Underworld

A gangster group is holding a secret convention in an underwater strait and is being trained by Professor Beelzebub to steal an electronic brain which is being delivered to Ocean Patrol headquarters.

1x36 - Rustlers Of The Deep

Rustlers steal the whales from Texboy's deep sea ranch.

1x37 - Raid Of The Robot Robbers

Robots controlled by Mr Fuddidudder are stealing from stores and ships, and Ocean Patrol thinks the Gold Grabber Gang is really at the bottom of the trouble.

1x38 - Attack Of The Robot Sharks

During an Ocean Patrol Rodeo, Bullton finds himself riding the back of a monster shark breathing fire - it's one of Count Shark's monsters for use in an attempt to take over Ocean Patrol headquarters.

1x39 - The Monster Search

Marine Boy and the P-1 are sent by Dr. Mariner to capture a prehistoric sea monster. Along the way they encounter a fortune teller and a gangster.

1x40 - The Well Hidden Plan

Marine Boy and the P-1 set out to search for a microfilm which has been hidden in a potato.

1x41 - Flimflam On The High Seas

Professor Dazzle loses his dazzling pendant during his performance at the circus. When Bullton finds the pendant, Flip Flimflam's men kidnap him thinking he is Professor Dazzle.

1x42 - The Dragon Of The Sea

A sea dragon is wounded by a movie crew which is trying to film it. Ocean Patrol is ordered to destroy it.

1x43 - Piracy Under The Sea!

Marine Boy's wrist radio is removed by a playful baby dolphin and he cannot hear Bullton and Piper call for help.

1x44 - The Super Brain Capers

Dr. Mum is captured on a submarine and forced by Mr. Robbinsteel to build an electronic brain. Marine Boy rescues Dr. Mum, the submarine is blown up, but the brain is still intact.

1x45 - The Great Underwater Train Robbery

Jesse Jamison and his men take over a train which is carrying a shipment of rubies on the Underwater Railroad.

1x46 - The Genius Dolphin

Professor Fumble invents a mini-electronic translator for Splasher to use in order to speak with humans.

1x47 - The Nuclear Pirates

Two ships collide in a fog and the nuclear-powered ship is robbed of its nuclear fuel.

1x48 - The Phoney Patrolmen

Men disguised as Ocean Patrol members enter an underground fort in an attempt to steal gold, and all persons in the fort are held captive by them.

1x49 - Saga Of The Undersea Lion

Captain Kiddo and his pirate ship discover a castle filled with treasure and guarded by a sea lion on the ocean floor.

1x50 - The Mini Micro Wave

Clicli discovers a ship which sends out a roll of microfilm and shows it to Marine Boy. The film shows Miniprof's microwave machine that can shrink anything.

1x51 - The Ultra Freezer Freeze

Jim Sumorbond tries to steal Professor Fumble's special ultra-freezer. The getaway truck crashes into the ocean, and the freezer in the back causes huge ice masses to form.

1x52 - The Tubsub Tanker Sub

A storm causes an oil tanker to spill oil in the sea, jeopardising the fish. Octane builds a spill-proof Tubsub Tanker Sub.

1x53 - The Tremendous Tremendo

When the evil Despotic invents a super electronic brain called Tremendo, he plans a world conquest.