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 August 2026.
Last episode
Octonauts
Preschool animation. While diving down to the Midnight Zone, the Octonauts are attacked by bomber worms and have to rescue an injured colleague.
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!
Preschool animation. The Octonauts must help a giant sunfish who can't swim straight, before it hurts other sea creatures and itself.
Series 1
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.
Series 4
Preschool animation. Tweak must help her friend Sandy the sea turtle escape a hungry tiger shark.
Series 1
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. After Shellington crashes the Gup-D, he and Kwazii team up with a moray eel and grouper fish to pick up the pieces.
Series 2
Animated deep sea adventures with Captain Barnacles and his explorers. A poisonous sea krait lays her eggs in the garden pod.
Series 4
Preschool animation. Returning home from a mission along an African river, the Octonauts encounter a gang of large, territorial hippos.
Series 2
Animated deep sea adventures with Captain Barnacles and his explorers. Peso must perform an emergency fin bandage on a hungry great white shark.
Series 4
Preschool animation. When a mass of poisonous sea snakes get stranded on a beach, the Octonauts must get them all back into the ocean.
Series 2
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.
Series 4
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.
Series 2
Animated deep sea adventures with Captain Barnacles and his explorers. Kwazii and Peso have their hands full babysitting a bunch of Adelie penguin chicks.
Series 4
Preschool animation. The Octonauts struggle to save a pod of spinner dolphins who seem to be swimming in their sleep.
Series 2
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.
Series 4
Preschool animation. The Octonauts wade through a swamp to find a lost flamingo chick before hungry predators do.
Series 1
Animated deep sea adventures with Captain Barnacles and his explorers. Barnacles and Kwazii use some speedy sailfish to round up all the Gups.
Series 4
Animation. The Octonauts journey across a dangerous expanse of ice to help a penguin mother get back to her family.
Series 1
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.
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.