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. Also in HD. [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]
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. 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]
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. 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 Kelp Forest Rescue. Animated deep sea adventures with Captain Barnacles and his explorers. Peso's little brother Pinto comes to visit the Octonauts. 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]
Swashbuckling Swordfish. Animated deep sea adventures with Captain Barnacles and his explorers. In search of a mythical sword, Kwazii explores a pirate shipwreck. Also in HD. [S,AD]
Octonauts and the Baby Alligator Search. Preschool animation. Kwazii adopts a baby alligator, but when it escapes from the Octopod he must rescue the tiny creature from danger. Also in HD. [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. Also in HD. [S,AD]
Octonauts and the Spinner Dolphins. Preschool animation. The Octonauts struggle to save a pod of spinner dolphins who seem to be swimming in their sleep. Also in HD. [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. 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]
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]
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]
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]
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]
Mimic Octopus. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts recruit a shape-shifting mimic octopus to help them on a mission. [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]
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]
Damselfish. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts help a group of algae-eating fish stand up to some aggressive damselfish. [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,SL]
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,SL]
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,SL]
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,SL]
The Albino Humpback Whale. Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts help out an albino humpback whale with a nasty sunburn. [S,AD]
The Remipedes. Animated deep sea adventures with Captain Barnacles and his explorers. When Shellington gets lost in a dark sea cave, he gets assistance from some blind remipedes. [S,AD]
The Great Algae Escape. Animated deep sea adventures with Captain Barnacles and his explorers. The crew must catch a runaway Octopod after it is hijacked by a group of crustaceans. [S,AD]
The Orcas. Animated deep sea adventures with Captain Barnacles and his band of explorers. An orca whale is stranded on a beach. The Octonauts come to the rescue. [S,AD]
The Giant Squid. Animated deep sea adventures with Captain Barnacles and his band of explorers. The Octonauts set out to find and photograph the elusive giant squid. [S,AD]
The Flying Fish. Animated deep sea adventures with Captain Barnacles and his band of explorers. A school of flying fish accidentally make off with Professor Inkling's rare book. [S,AD]
The Walrus Chief. Animated deep sea adventures with Captain Barnacles and his band of explorers. When Peso's precious medical kit is taken, Barnacles and Kwazii try to get it back. [S,AD]
The Crab and Urchin. Animated deep sea adventures with Captain Barnacles and his band of explorers. Barnacles and Kwazii investigate a disruption involving a crab on a nearby reef. [S,AD]
The Undersea Storm. Animated deep sea adventures with Captain Barnacles and his band of explorers. Kwazii's Gup-B breaks down in a storm, but a chain of reef lobsters lends a hand. [S,AD]
The Whale Shark. Animated deep sea adventures with Captain Barnacles and his band of explorers. Dashi is swallowed by a whale shark so the Octonauts venture inside to rescue her. [S,AD]
Feeding Frenzy. When Shellington and Dashi accidentally trigger a shark feeding frenzy, Barnacles and Tweak must devise a way to rescue them before they become lunch! [S,AD]
Octonauts and the Spinner Dolphins. Preschool animation. The Octonauts struggle to save a pod of spinner dolphins who seem to be swimming in their sleep. [S,AD]
Octonauts and the Baby Alligator Search. Preschool animation. Kwazii adopts a baby alligator, but when it escapes from the Octopod he must rescue the tiny creature from danger. [S,AD]
Octonauts and the Coconut Crisis. Preschool animation. Kwazii and the Octonauts help their friends the coconut crabs discover who is stealing their coconuts. [S,AD]
Octonauts and the Kelp Monster Mystery. Preschool animation. Dashi teams up with her little sister Koshi to solve a mysterious disappearance in a kelp forest. [S,AD]
Octonauts and the Hidden Lake. Animated deep sea adventure series. In Antarctica, Shellington discovers strange microscopic creatures living under the ice. [S,AD]
Octonauts and the Hippos. Preschool animation. Returning home from a mission along an African river, the Octonauts encounter a gang of large, territorial hippos. [S,AD]
Octonauts and the Sunfish. Preschool animation. The Octonauts must help a giant sunfish who can't swim straight, before it hurts other sea creatures and itself. [S,AD]
Octonauts and the Emperor Penguins. Animation. The Octonauts journey across a dangerous expanse of ice to help a penguin mother get back to her family. [S,AD]
Octonauts and the Loneliest Whale. Animated series. The Octonauts follow a strange song to a lonely humpback whale who is alone because he does not sound like the other whales! [S,AD]
Octonauts and the Mantis Shrimp. Animated series. The Octonauts must get two mantis shrimp to stop fighting before their powerful claw strikes destroy the Octopod. [S,AD]
Octonauts and the Walrus Pups. Animated deep sea adventure series. Captain Barnacles and his niece and nephew must rescue walrus pups who are stranded on a runaway ice floe. [S,AD]
Octonauts and the Baby Sea Turtles. Animated deep sea adventure series. As newborn baby sea turtles make their way to the ocean, the Octonauts must help them avoid predators. [S,AD]