The Hungry Pilot Fish. Animated deep sea adventures with Captain Barnacles and his explorers. A lost pilot fish who eats ocean gunk cleans up the Octonauts' dirty gups. Also in HD. [S,AD]
Sea Pigs. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts must stop a huge herd of sea pigs before they march blindly into the Mariana Trench. [S,AD]
The Vampire Squid. Animated deep sea adventures with Captain Barnacles and his explorers. Peso must gather all his courage when he travels deep down to the very bottom of the ocean. Also in HD. [S,AD]
Yeti Crab. Animated deep sea adventures with Captain Barnacles and his explorers. A yeti crab damages the ship, endangering itself and the Octonauts. [S,AD]
The Seahorse Tale. Animated deep sea adventures with Captain Barnacles and his explorers. After a storm, the Octonauts have to reunite a seahorse with its missing mate. Also in HD. [S,AD]
Octonauts and Operation Cooperation. Preschool animation. After Shellington crashes the Gup-D, he and Kwazii team up with a moray eel and grouper fish to pick up the pieces. Also in HD. [S,AD]
Octonauts and the Bomber Worms. Preschool animation. While diving down to the Midnight Zone, the Octonauts are attacked by bomber worms and have to rescue an injured colleague. Also in HD. [S,AD]
Barracudas. Animated deep sea adventures with Captain Barnacles and his explorers. Shellington and the Vegimals are on a mission to replant a mangrove forest. [S,AD]
The Giant Jelly. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts must rescue Peso when he gets trapped inside a giant comb jelly. Also in HD. [S,AD]
Duck-Billed Platypus. Animated deep sea adventures with Captain Barnacles and his explorers. While rescuing river creatures after a storm, the Octonauts find a strange egg. [S,AD]
The Cookiecutter Shark. Animated deep sea adventures with Captain Barnacles and his explorers. What keeps making strange holes in the Octonauts' equipment? The crew investigate. Also in HD. [S,AD]
Sea Skaters. Animated deep sea adventures with Captain Barnacles and his explorers. When Kwazii gets lost at sea aboard the tiny octo-ski, he meets a flotilla of sea skaters. [S,AD]
The Oarfish. Animated deep sea adventures with Captain Barnacles and his explorers. Dashi snaps a picture of what appears to be a sea serpent. Also in HD. [S,AD]
Pelicans. Animated deep sea adventures with Captain Barnacles and his explorers. A floating garbage patch endangers a flock of pelicans and other sea creatures. [S,AD]
Humpback Whales. Animated deep sea adventures with Captain Barnacles and his explorers. When a sardine swallows an important key, a humpback whale helps Kwazii track it down. [S,AD]
Artificial Reef. Animated deep sea adventures with Captain Barnacles and his explorers. Tweak and her crewmates must convert the Gup-F into an artificial reef. [S,AD]
Cone Snails. Animated deep sea adventures with Captain Barnacles and his explorers. Only Peso can save the day when a cone snail invades the Octopod. [S,AD]
Water Bears. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts venture into a dangerous red-hot lava tube to rescue a teeny-tiny water bear. [S,AD]
Siphonophore. Animated deep sea adventures with Captain Barnacles and his explorers. Kwazii and Dashi become entangled in a strange deep sea creature, a siphonophore. [S,AD]
Swashbuckling Swordfish. Animated deep sea adventures with Captain Barnacles and his explorers. In search of a mythical sword, Kwazii explores a pirate shipwreck. [S,AD]
Manta Rays. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts help a young manta ray find the secret manta ray feeding grounds. [S,AD]
Long Armed Squid. Animated deep sea adventures with Captain Barnacles and his explorers. Peso and Kwazii venture down to the midnight zone to help a hurt creature. [S,AD]
Sperm Whale. Animated deep sea adventures with Captain Barnacles and his explorers. A timid sperm whale must conquer his fears to help the Octonauts release Peso from a giant clam. [S,AD]
Gulper Eels. Animated deep sea adventures with Captain Barnacles and his explorers. Hungry gulper eels and undersea tremors threaten Inkling and Kwazii. [S,AD]
Humphead Parrotfish. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts use magnets to try to stop a meteor that is heading towards the Octopod. [S,AD]
Saltwater Crocodile. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts must figure out how to get a gigantic saltwater crocodile back home. [S,AD]
Manatees. Animated deep sea adventures with Captain Barnacles and his explorers. Running out of air, Barnacles struggles to free his paw from the mouth of a giant clam. [S,AD]
Leafy Sea Dragons. Animated deep sea adventures with Captain Barnacles and his explorers. Two young leafy sea dragons are accidentally brought onboard the Octopod. [S,AD]
Lionfish. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts get more than they bargained for with a pair of invasive lionfish. [S,AD]
Triggerfish. Animated deep sea adventures with Captain Barnacles and his explorers. When he is carried away by a cyclonic waterspout, Kwazii finds himself stranded. [S,AD]
Porcupine Puffer. Animated deep sea adventures with Captain Barnacles and his explorers. Barnacles, Kwazii and Peso venture inside a whale shark to retrieve a porcupine puffer fish. [S,AD]
Great White Shark. Animated deep sea adventures with Captain Barnacles and his explorers. Peso must perform an emergency fin bandage on a hungry great white shark. [S,AD]
Coconut Crabs. Animated deep sea adventures with Captain Barnacles and his explorers. Kwazii finds a mysterious, unbreakable coconut, so the Octonauts seek out help to open it. [S,AD]
Adelie Penguins. Animated deep sea adventures with Captain Barnacles and his explorers. Kwazii and Peso have their hands full babysitting a bunch of Adelie penguin chicks. [S,AD]
The Colossal Squid. Animated deep sea adventures with Captain Barnacles and his explorers. The Octopod is attacked by a colossal squid, who drags the ship down an abyssal trench. [S,AD]
The Giant Spider Crab. Animated deep sea adventures with Captain Barnacles and his explorers. Kwazii is spooked when he spots what looks like a giant underwater spider. [S,AD]
The Humuhumunukunukuapua'a. Animated deep sea adventures with Captain Barnacles and his explorers. The Octopod's waterworks become flooded with frightened humuhumu fish. [S,AD]
The Lost Lemon Shark. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts have their hands full as they look after a headstrong young lemon shark. [S,AD]
The Crafty Cuttlefish. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts are on a mission to recover Captain Barnacles's lost octo-compass. [S,AD]
The Pirate Parrotfish. Animated deep sea adventures. The Octonauts go on a pirate treasure hunt, and Kwazii meets the perfect sidekick - a parrotfish! [S,AD]
The Dwarf Lanternshark. Animated deep sea adventures with Captain Barnacles and his explorers. Down in the ocean deep, the Octonauts must help a tiny, injured dwarf lanternshark. [S,AD]
The Marine Iguanas. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts prepare for their annual seaweed feast near the Galapagos Islands. [S,AD]
The Eel Ordeal. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts travel up a treacherous river to help a young migrating eel. [S,AD]
The Sardine School. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts must work together as a team to help a lost sardine find her school. [S,AD]
The Enormous Elephant Seal. Animated deep sea adventures with Captain Barnacles and his explorers. Peso and the Octonauts help an enormous elephant seal. [S,AD]
The Slime Eels. Animated deep sea adventures with Captain Barnacles and his explorers. Kwazii covets the treasure in a sunken pirate ship, but it is protected by slime eels. [S,AD]
The Scary Spookfish. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts meet a strange-looking creature with a see-through head: a spookfish. [S,AD]
The Baby Dolphin. Animated deep sea adventures with Captain Barnacles and his explorers. When a young dolphin follows Kwazii home, the Octonauts search for its mother. [S,AD]
The Jellyfish Bloom. Animated deep sea adventures with Captain Barnacles and his explorers. Shellington gets trapped in the middle of a massive jellyfish bloom. [S,AD]
The Combtooth Blenny. Animated deep sea adventures with Captain Barnacles and his explorers. When Kwazii and Peso are shipwrecked on an island, they meet a fish who walks on land. [S,AD]
The Cookiecutter Shark. Animated deep sea adventures with Captain Barnacles and his explorers. What keeps making strange holes in the Octonauts' equipment? The crew investigate. [S,AD]
The Giant Jelly. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts must rescue Peso when he gets trapped inside a giant comb jelly. [S,AD]
The Vampire Squid. Animated deep sea adventures with Captain Barnacles and his explorers. Peso must gather all his courage when he travels deep down to the very bottom of the ocean. [S,AD]
The Hungry Pilot Fish. Animated deep sea adventures with Captain Barnacles and his explorers. A lost pilot fish who eats ocean gunk cleans up the Octonauts' dirty gups. [S,AD]
The Decorator Crab. Animated deep sea adventures with Captain Barnacles and his explorers. When important objects go missing from their ship, the Octonauts watch out for the thief. [S,AD]
The Kelp Forest Rescue. Animated deep sea adventures with Captain Barnacles and his explorers. Peso's little brother Pinto comes to visit the Octonauts. [S,AD]
The Mixed Up Whales. Animated deep sea adventures with Captain Barnacles and his explorers. When the Octonauts repair their ship, the resulting noise disturbs a nearby blue whale. [S,AD]
The Hermit Crabs. Animated deep sea adventures. When the crew can't return to base, Peso and Tweak have to help a hermit crab escape from its shell. [S,AD]
The Giant Whirlpool. Animated deep sea adventures with Captain Barnacles and his explorers. Tweak's pal, a leatherback sea turtle, is caught in a fast-moving ocean current. [S,AD]
The Snot Sea Cucumber. Animated deep sea adventures with Captain Barnacles and his explorers. A slimy, slippery snot sea cucumber gets loose onboard the Octopod. [S,AD]