
Captain Barnacles and his intrepid band of explorers sing about underwater creatures. The Octonauts share a few fun facts about the elephant seal.
Source: CBeebies
Series 2 - Manta Rays
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts help a young manta ray find the secret manta ray feeding grounds.
12-11-2026
CBeebies
Series 5: 4. Ghost Ship
The Octonauts follow a trail of deep-sea debris to its source: a derelict ship floating unmanned on the surface. But the ship seems to be haunted by ghostly voices, which a quic ...
12-11-2026
CBeebies
Series 2 - Fiddler Crabs
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts help clean up a beach after a storm.
11-11-2026
CBeebies
Series 5: 3. Whales Of Mystery
Shellington is excited to find the distinctive tooth of a very rare creature, the spade-toothed beaked whale. Now, the Octonauts must find the tooth’s owner, so Shellingto ...
11-11-2026
CBeebies
Series 2 - Long Armed Squid
Animated deep sea adventures with Captain Barnacles and his explorers. Peso and Kwazii venture down to the midnight zone to help a hurt creature.
10-11-2026
CBeebies
Series 5: 2. Blue Whale Rescue
When Kwazii discovers a blue whale with an injured tail, the Octonauts attempt to use a giant net and Octofloats to keep it from sinking. Meanwhile, Peso and Tweak collaborate o ...
10-11-2026
CBeebies
Series 2 - Sperm Whale
Animated deep sea adventures with Captain Barnacles and his explorers. A timid sperm whale must conquer his fears to help the Octonauts release Peso from a giant clam.
09-11-2026
CBeebies
Series 5: 1. Blue Fin Tuna
After an encounter with a school of migrating tuna, the Octonauts discover that one of the speedy fish, Tina, has been left behind. And she’s injured! Poor Tina has a hook ...
09-11-2026
CBeebies
Series 3 - Lion's Mane Jellyfish
Animated deep sea adventures. A lion's mane jellyfish gets its long and stingy tentacles tangled in the bubble engine, unintentionally flooding the Octopod.
08-11-2026
CBeebies
Series 3 - Sea Pigs
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.
11-10-2026
CBeebies
Series 5: 1. Blue Fin Tuna
After an encounter with a school of migrating tuna, the Octonauts discover that one of the speedy fish, Tina, has been left behind. And she’s injured! Poor Tina has a hook ...
09-11-2026
CBeebies
Series 1 - The Slime Eels
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.
08-10-2026
CBeebies
Specials: 2. Ring Of Fire
The Octonauts embark on the biggest adventure ever! The crew is caught off guard by a volcanic eruption in the Pacific, but this single emergency soon turns into a global disast ...
08-08-2026
CBeebies
Series 3 - Pelicans
Animated deep sea adventures with Captain Barnacles and his explorers. A floating garbage patch endangers a flock of pelicans and other sea creatures.
10-10-2026
CBeebies
Series 3 - Yeti Crab
Animated deep sea adventures with Captain Barnacles and his explorers. A yeti crab damages the ship, endangering itself and the Octonauts.
17-10-2026
CBeebies
Specials: 3. Great Barrier Reef
The Great Barrier Reef, the world's largest structure of living organisms and 1,400 miles long, is home to the most diverse population of undersea life on the planet… and ...
09-04-2026
CBeebies
Series 1 - The Giant Squid
Animated deep sea adventures with Captain Barnacles and his band of explorers. The Octonauts set out to find and photograph the elusive giant squid.
25-08-2026
CBeebies