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 2025. A total of 131 episodes have been broadcast, most recently in June 2026.
Last episode
Octonauts
Shellington and Peso try to track down a rare whale, who has lost its tooth.
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Animated deep sea adventures. The Octonauts study a group of baby hammerhead sharks as they hunt on their own for the first time.
Series 5
When Kwazii discovers an injured blue whale, the Octonauts struggle to keep the gigantic creature afloat – and fed!
Series 3
Animated deep sea adventures. The Octonauts head to the kelp forest to visit Shellington's sister Pearl and her newborn son Periwinkle.
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts attempt to keep the peace amongst a trio of mudskippers.
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.
Animated deep sea adventures with Captain Barnacles and his explorers. While rescuing river creatures after a storm, the Octonauts find a strange egg.
Animated deep sea adventures with Captain Barnacles and his explorers. Shellington and the Vegimals are on a mission to replant a mangrove forest.
Animated deep sea adventures with Captain Barnacles and his explorers. A yeti crab damages the ship, endangering itself and the Octonauts.
Series 5
The Octonauts must find a way to help an injured tuna catch up with her school, before they speed out of reach.
Series 3
Animated deep sea adventures. Shellington and the Octonauts try to track an unusual creature, a jellyfish that can live forever.
Series 4
Preschool animation. The Octonauts struggle to save a pod of spinner dolphins who seem to be swimming in their sleep.
Series 3
Animated deep sea adventures. A sea sponge that houses other sea creatures in its pores suffers from a mysterious illness, and Peso must figure out the cause.
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.
Animated deep sea adventures with Captain Barnacles and his explorers. A floating garbage patch endangers a flock of pelicans and other sea creatures.
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.
Animated deep sea adventures with Captain Barnacles and his explorers. Tweak and her crewmates must convert the Gup-F into an artificial reef.
Animated deep sea adventures with Captain Barnacles and his explorers. Only Peso can save the day when a cone snail invades the Octopod.
Series 4
Preschool animation. Kwazii adopts a baby alligator, but when it escapes from the Octopod he must rescue the tiny creature from danger.
Series 3
Animated deep sea adventures. When Shellington and the crew try to gather some skittish crabs who have drifted away from home, they get help from some old friends.