Catch up TV
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.
Source: CBeebies
Most recent episodes of Octonauts
Octonauts
Series 1 - The Walrus Chief
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.
24-08-2025
CBeebies
Octonauts
Series 1 - The Crab And Urchin
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.
23-08-2025
CBeebies
Octonauts
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.
22-08-2025
CBeebies
Octonauts
Series 1 - The Jellyfish Bloom
Animated deep-sea adventures with Captain Barnacles and his explorers. Shellington gets trapped in the middle of a massive jellyfish bloom.
21-08-2025
CBeebies
Octonauts
Series 1 - The Comb Tooth Blenny
Animated deep sea adventures with Captain Barnacles and his explorers. When Kwazii and Peso are shipwrecked on an island, they meet a fish who walks on land.
20-08-2025
CBeebies
Octonauts
Series 1 - The Oarfish
Animated deep-sea adventures with Captain Barnacles and his explorers. Dashi snaps a picture of what appears to be a sea serpent.
19-08-2025
CBeebies
Octonauts
Series 1 - The Cookiecutter Shark
Animated deep sea adventures with Captain Barnacles and his explorers. What keeps making strange holes in the Octonauts' equipment? The crew investigate.
18-08-2025
CBeebies
Octonauts
Series 1 - The Undersea Storm
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.
17-08-2025
CBeebies
Most popular episodes of Octonauts
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 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 ...
27-07-2025
CBeebies
Octonauts
Creature Reports - The Octopus
Captain Barnacles and his intrepid band of explorers sing about underwater creatures. The Octonauts share a few fun facts about the octopus.
26-06-2014
CBeebies
Octonauts
Series 1 - The Undersea Storm
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.
17-08-2025
CBeebies
Octonauts
Series 3 - Cone Snails
Animated deep sea adventures with Captain Barnacles and his explorers. Only Peso can save the day when a cone snail invades the Octopod.
26-04-2025
CBeebies