Catch up TV
Series 1 - The Enormous Elephant Seal
Animated deep-sea adventures with Captain Barnacles and his explorers. Peso and the Octonauts help an enormous elephant seal.
Source: CBeebies
Most recent episodes of Octonauts
Octonauts
Series 1 - The Giant Jelly
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts must rescue Peso when he gets trapped inside a giant comb jelly.
23-11-2025
CBeebies
Octonauts
Series 1 - The Albino Humpback Whale
Animated deep-sea adventures with Captain Barnacles and his explorers. The Octonauts help out an albino humpback whale with a nasty sunburn.
23-11-2025
CBeebies
Octonauts
Series 1 - The Seahorse Tale
Animated deep sea adventures with Captain Barnacles and his explorers. After a storm, the Octonauts have to reunite a seahorse with its missing mate.
22-11-2025
CBeebies
Octonauts
Series 1 - The Lost Sea Star
Animated deep sea adventures with Captain Barnacles and his explorers. The Octonauts find an unusual sea star on the beach.
22-11-2025
CBeebies
Most popular episodes of Octonauts
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 ...
21-09-2025
CBeebies
Octonauts
Octonauts Special: The Amazon Adventure
Animated series. In this special episode, the Octonauts travel deep down the Amazon river in search of a lost city - and Kwazii's long-lost grandfather, Calico Jack!
29-10-2025
CBeebies
Octonauts
The Over, Under Adventure
Animated deep sea adventure series. The Octonauts' mission to explore Antarctica becomes a desperate rescue as a group of sea stars and urchins are threatened by a brinicle.
15-08-2024
CBeebies
Octonauts
Series 1 - The Monster Map
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.
16-11-2025
CBeebies