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 December 2025.
Last episode
Octonauts
Animated deep sea adventures with Captain Barnacles and his explorers. Peso and the Octonauts help an enormous elephant seal.
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Animated deep sea adventures with Captain Barnacles and his explorers. When the Octonauts repair their ship, the resulting noise disturbs a nearby blue whale.
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.
To save the Great Barrier Reef and their new friend, a tiny coral polyp, the Octonauts team up with reef creatures to fend off invading coral-munching crown-of-thorns starfish!
Series 1
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.
The Octonauts face disaster when volcanic eruptions are triggered all across the Ring of Fire – a chain of hundreds of land and undersea volcanoes encircling the Pacific Ocean.
Series 1
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.
Series 1
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.
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!
Christmas special of the animated deep sea adventure series. The Vegimals' plans for a Christmas feast are interrupted when the Octonauts are all entangled in a blob of sea snot!
Series 1
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.
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.
Animated deep sea adventures with Captain Barnacles and his explorers. When Captain Barnacles and Peso get lost in the Arctic sea, a pod of orcas help find them.
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.
Series 5
The Octonauts discover a drifting 'ghost ship' with barnacles attached to the hull that need to be in warmer waters.
Shellington and Peso try to track down a rare whale, who has lost its tooth.
When Kwazii discovers an injured blue whale, the Octonauts struggle to keep the gigantic creature afloat – and fed!
The Octonauts must find a way to help an injured tuna catch up with her school, before they speed out of reach.
Series 4
Preschool animation. The Octonauts struggle to save a pod of spinner dolphins who seem to be swimming in their sleep.