Catch up TV
Series 1 - The Baby Dolphin
Animated deep sea adventures with Captain Barnacles and his explorers. When a young dolphin follows Kwazii home, the Octonauts search for its mother.
Source: CBeebies
Most recent episodes of Octonauts
Octonauts
Series 1 - The Great Algae Escape
Animated deep sea adventures with Captain Barnacles and his explorers. The crew must catch a runaway Octopod after it is hijacked by a group of crustaceans.
09-07-2026
CBeebies
Octonauts
Series 1 - The Orcas
Animated deep sea adventures with Captain Barnacles and his band of explorers. An orca whale is stranded on a beach. The Octonauts come to the rescue.
08-07-2026
CBeebies
Octonauts
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.
07-07-2026
CBeebies
Octonauts
Series 1 - The Flying Fish
Animated deep sea adventures with Captain Barnacles and his band of explorers. A school of flying fish accidentally make off with Professor Inkling's rare book.
06-07-2026
CBeebies
Octonauts
Series 3 - Urchin Invasion
Animated deep sea adventures. The Octonauts head to the kelp forest to visit Shellington's sister, Pearl, and her newborn son Periwinkle.
06-07-2026
CBeebies
Octonauts
Series 5: 5. Feeding Frenzy
While exploring a reef, Shellington and Dashi accidentally trigger a feeding frenzy with multiple sharks biting at anything that moves. As Barnacles and Tweak work frantically t ...
05-07-2026
CBeebies
Octonauts
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 ...
04-07-2026
CBeebies
Most popular episodes of Octonauts
Octonauts
Series 1 - The Blobfish Brothers
Animated deep-sea adventures with Captain Barnacles and his explorers. The Octonauts must evacuate sea creatures before an underwater volcano erupts.
20-04-2026
CBeebies
Octonauts
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 ...
21-06-2026
CBeebies
Octonauts
Series 2 - Gulper Eels
Animated deep sea adventures with Captain Barnacles and his explorers. Hungry gulper eels as well as undersea tremors threaten Inkling and Kwazii.
10-06-2026
CBeebies
Octonauts
Series 1 - The Snapping Shrimp
Animated deep-sea adventures with Captain Barnacles and his explorers. The Octonauts encounter a snapping shrimp.
30-04-2026
CBeebies
Octonauts
Series 2 - Porcupine Puffer
Animated deep sea adventures with Captain Barnacles and his explorers. Barnacles, Kwazii and Peso venture inside a whale shark to retrieve a porcupine puffer fish.
21-05-2026
CBeebies
Octonauts
The Mariana Trench Adventure
Special episode of the animated deep sea adventure series. Tweak has designed a brand-new Deep Sea Station to study the deepest, darkest reaches of the ocean.
10-04-2026
CBeebies
Octonauts
Series 3 - Sea Skaters
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.
25-06-2026
CBeebies
Octonauts
Series 5: 5. Feeding Frenzy
While exploring a reef, Shellington and Dashi accidentally trigger a feeding frenzy with multiple sharks biting at anything that moves. As Barnacles and Tweak work frantically t ...
05-07-2026
CBeebies