Octonauts
Octonauts is a TV show on CBeeBies. Join Captain Barnacles and crew on their animated underwater adventures. Play games, watch clips, and find craft ideas for kids. The program has been available since 2024. A total of 131 episodes have been broadcast, most recently in November 2025.
Last episode
Octonauts
Animated deep sea adventures with Captain Barnacles and his explorers. After a storm, the Octonauts have to reunite a seahorse with its missing mate.
Catching up on Octonauts?
Don't want to miss an episode anymore? Set up a free alarm and receive an email when new episodes are available. Handy!
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts find an unusual sea star on the beach.
Series 4
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.
Animated series. When a storm washes Peso onto a mysterious, rocky island, he meets a band of lobster-like insects thought to be extinct.
Preschool animation. Returning home from a mission along an African river, the Octonauts encounter a gang of large, territorial hippos.
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!
Preschool animation. When a mass of poisonous sea snakes get stranded on a beach, the Octonauts must get them all back into the ocean.
Animated series. The Octonauts must get two mantis shrimp to stop fighting before their powerful claw strikes destroy the Octopod.
Preschool animation. When surfing snails are swept out to sea by a huge wave, it's up to Dashi and the Octonauts to save them.
Animated deep sea adventure series. Captain Barnacles and his niece and nephew must rescue walrus pups who are stranded on a runaway ice floe.
Preschool animation. While exploring a dark and spooky cave, the Octonauts discover the fossil of a powerful, prehistoric fish.
Animated deep sea adventure series. As newborn baby sea turtles make their way to the ocean, the Octonauts must help them avoid predators.
Series 1
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.
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts follow an old map to what Kwazii believes is treasure guarded by a sea monster.
Animated deep sea adventures with Captain Barnacles and his explorers. A lost pilot fish who eats ocean gunk cleans up the Octonauts' dirty gups.
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts must evacuate sea creatures before an underwater volcano erupts.
Series 4
Preschool animation. The Octonauts must help a giant sunfish who can't swim straight, before it hurts other sea creatures and itself.
Animated deep sea adventure series. When the Octopod breaks down, Tweak and the crew have to search for a missing part.
Preschool animation. Tweak must help her friend Sandy the sea turtle escape a hungry tiger shark.
Animated deep sea adventure series. In Antarctica, Shellington discovers strange microscopic creatures living under the ice.