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 130 episodes have been broadcast, most recently in September 2026.
Last episode
Octonauts
Animated deep sea adventures with Captain Barnacles and his explorers. What keeps making strange holes in the Octonauts' equipment? The crew investigate.
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. A lion's mane jellyfish gets its long and stingy tentacles tangled in the bubble engine, unintentionally flooding the Octopod.
Series 1
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts must rescue Peso when he gets trapped inside a giant comb jelly.
Series 3
Animated deep sea adventures with Captain Barnacles and his explorers. Only Peso can save the day when a cone snail invades the Octopod.
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.
Series 5
When Shellington and Dashi accidentally trigger a shark feeding frenzy, Barnacles and Tweak must devise a way to rescue them before they become lunch!
Series 3
Animated deep sea adventures with Captain Barnacles and his explorers. When Peso's patient mysteriously disappears, the Octonauts enlist a unique undersea detective.
Series 1
Animated deep sea adventures with Captain Barnacles and his explorers. After a storm, the Octonauts have to reunite a seahorse with its missing mate.
Series 5
The Octonauts discover a drifting 'ghost ship' with barnacles attached to the hull that need to be in warmer waters.
Series 3
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts attempt to keep the peace amongst a trio of mudskippers.
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.
Series 5
Shellington and Peso try to track down a rare whale, who has lost its tooth.
Series 3
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.
Series 1
Animated deep sea adventures with Captain Barnacles and his explorers. A lost pilot fish who eats ocean gunk cleans up the Octonauts' dirty gups.
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 with Captain Barnacles and his explorers. While rescuing river creatures after a storm, the Octonauts find a strange egg.
Series 1
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts discover a pod of beluga whales stranded at a breathing hole.
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 with Captain Barnacles and his explorers. Shellington and the Vegimals are on a mission to replant a mangrove forest.
Series 1
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.