
Octonauts
TV-Y2010•15m•7.2/10
AnimationKids
Ratings
🎬TMDb
7.2/10(53)
Follows an underwater exploring crew made up of stylized anthropomorphic animals, a team of eight adventurers who live in an undersea base, the Octopod, from where they go on undersea adventures with the help of a fleet of aquatic vehicles.
Production
Brown Bag Films, Mainframe Studios, Chorion, Silvergate Media
Language
EN
Status
Returning Series
First Aired
October 5, 2010
Last Aired
November 13, 2025
Networks
CBeebies
Created By
Michael C. Murphy, Vicki Wong
Trailers & Videos
Where to Watch
Region US · Lang EN
US
No providers available for this region.
Seasons & Episodes
Select a season to view episodes. Reddit links may contain spoilers.
Season

E1
The Undersea Storm
Air date: 2010-10-05
As a huge storm heads towards the headquarters, the Octonaut crew hurriedly goes into preparation. However, Kwaji, who went out to test drive the expedition ship, is unable to return to Octopold because he is rescuing the animals.

E2
The Giant Squid
Air date: 2010-10-11
The Octonauts roam the oceans in search of adventure and fun. Whether it's a perilous voyage to the bottom of the sea or the piratey pursuit of a giant squid, the Octonauts leap into action and always prove that eight heads are better than one! The Octonauts set out to find and photograph Inkling's long lost cousin, the elusive Giant Squid.

E3
The Great Algae Escape
Air date: 2010-10-13
Captain Barnacles and his crew must catch a runaway Octopod, when it is hijacked by a group of crustaceans trying to escape their algae-infested waters.

E4
The Walrus Chief
Air date: 2010-10-07
When Peso's precious medical kit is taken, Barnacles and Kwazii sneak into a dangerous walrus colony to get it back, disguised as a walrus.

E5
The Flying Fish
Air date: 2010-10-08
When a school of flying fish accidentally make off with a rare book belonging to Professor Inkling, the Octonauts rig up the Gup B to fly after them and get it back.

E6
The Narwhal
Air date: 2010-10-26
While exploring the Arctic, the Octopod gets trapped in the ice. Only Barnacles's skillful navigation, and the help of a friendly Narwhal, can get them free.

E7
The Monster Map
Air date: 2010-10-19
The Octonauts follow an old map to what Kwazii believes is treasure guarded by a sea monster but, instead, they meet a playful Octopus with all kinds of surprising abilities.

E8
The Crab and the Urchin
Air date: 2010-10-06
The crew pursues crustaceans who’ve hijacked the Octopod.

E9
The Albino Humpback Whale
Air date: 2010-10-21
The Octonauts help out an Albino Humpback Whale with a nasty sunburn.

E10
The Remipedes
Air date: 2010-10-14
When Shellington gets lost in a dark sea cave, he gets unexpected assistance from some blind Remipedes.

E11
The Orcas
Air date: 2010-10-12
When a huge Orca whale becomes stranded on a beach, Captain Barnacles Bear and the Octonauts devise a plan to pull him back into the water, with some help from a group of tunnelling Fiddler Crabs.

E12
The Blobfish Brothers
Air date: 2010-10-18
The Octonauts must evacuate sea creatures before an underwater volcano erupts, but there's one creature that won't budge: a slow moving, gelatinous Blobfish.

E13
The Decorator Crab
Air date: 2010-11-05
When important objects go missing from their ship, the Octonauts stake out the thief, who turns out to be a decorator crab stealing their things to decorate his shell.

E14
The Whale Shark
Air date: 2010-10-04
When Kwazii's Gup-B breaks down in a storm, not even brave Captain Barnacles can save him alone. Fortunately, a chain of reef lobsters lends a hand - and some claws.

E15
The Cookiecutter Sharks
Air date: 2010-12-13
Some mysterious holes that keep appearing in the Octonauts' equipment turn out to be the work of cookiecutter sharks whose bioluminescence initially made them invisible against the light coming down from the sea surface.

E16
The Jellyfish Bloom
Air date: 2010-12-16
When Shellington gets trapped in the middle of a massive Jellyfish bloom, it's up to the Octonauts to rescue him.

E17
The Speedy Sailfish
Air date: 2010-10-15
When all the Gups go out of control, Barnacles and Kwazii leap onto the backs of some speedy Sailfish to round them up.

E18
The Vampire Squid
Air date: 2010-12-08
Peso must gather all his courage when he travels deep down to the very bottom of the ocean, the Midnight Zone, and encounters the mysterious Vampire Squid.

E19
The Humuhumunukunukuapua'a
Air date: 2011-02-10
When the Octopod's waterworks are flooded with frightened Humuhumu fish, the Octonauts have to find a way to flush them out.

E20
The Giant Spider Crab
Air date: 2011-02-11
The octonauts help a 100 year old spider crab which has got its leg trapped in a giant clam whilst en route to its own 100th birthday party. It turns out that Kwazii's afraid of spiders, but he still helps, even though he thought it was a real spider at first.

E21
The Giant Kelp Forest
Air date: 2010-10-22
When Kwazii's favorite sub, the Gup B, goes missing, the Octonauts journey into a mysterious kelp forest to find it, meeting strange and interesting creatures along the way.

E22
The Hermit Crabs
Air date: 2010-11-02
When Captain Barnacles Bear and most of the crew are unable to return to base, it's up to Peso and Tweak to remove a stuck hermit crab from its shell.

E23
The Hungry Pilot Fish
Air date: 2010-12-07
The Octonauts are chased by a whitetip shark only to discover all it really needed was a pilot fish to clean its teeth, and it just so happens that they have just met a lonely pilot fish that is hungry for action.

E24
The Beluga Whales
Air date: 2010-12-06
The Octonauts lead a pod of Beluga Whales stuck under the pack ice to safety by getting them to follow Peso while he's playing the same tune as the Beluga's song on his xylophone.

E25
The Snot Sea Cucumber
Air date: 2010-10-29
After an underwater tremor, an injured sea cucumber named Slippy gets loose on the Octopod, so to let her breathe, they flood the ship!

E26
The Giant Whirlpool
Air date: 2010-11-01
The Octonauts race against time to rescue Tweak's pal, a leatherback sea turtle who's caught in a fast-moving ocean current that's sucking it into a whirlpool.

E27
The Slime Eels
Air date: 2011-01-26
Kwazii covets the treasure in a sunken pirate ship, but its protected by slime squirting Slime Eels.

E28
The Arctic Orcas
Air date: 2011-01-25
When Captain Barnacles and Peso get lost in the icy Arctic sea, a pod of Orcas help the Octonauts find them.

E29
The Lost Sea Star
Air date: 2010-10-20
When the Octonauts find an unusual Sea Star on the beach, they search the ocean from top to bottom (literally) to help find its home.

E30
The Giant Jelly
Air date: 2010-12-10
The Octonauts must rescue Peso when he gets trapped inside a giant ctenophore.

E31
The Snapping Shrimp
Air date: 2010-10-28
The Octonauts encounter a snapping shrimp – a small creature that uses its claws to make a big, and stunning, noise.

E32
The Kelp Forest Rescue
Air date: 2010-11-04
When Peso's little brother, Pinto, comes to visit, he's more interested in being a pirate than a medic – at least until he accompanies Peso on a mission to rescue Dashi and Shellington in a kelp forest.

E33
The Enormous Elephant Seal
Air date: 2011-01-27
When Peso and the Octonauts aid an enormous Elephant Seal, he overstays his welcome in the Octopod.

E34
The Sardine School
Air date: 2011-01-28
The Octonauts must work together as a team to help a lost sardine find her school.

E35
The Eel Ordeal
Air date: 2011-02-01
The Octonauts travel up a treacherous river to help a young migrating eel on her difficult journey.

E36
The Dolphin Reef Rescue
Air date: 2011-01-31
When the Octonauts all pitch in to help save a sick coral reef, they get some unexpected help from a pod of playful dolphins.

E37
The Pirate Parrotfish
Air date: 2011-02-04
When the Octonauts go on a pirate treasure hunt, Kwazii meets a Parrotfish.

E38
The Electric Torpedo Rays
Air date: 2011-02-07
Some electric torpedo rays give the Octopod a jump-start when its batteries go flat during a trip to see Tweak's pal, Sandy the leatherback sea turtle.

E39
The Midnight Zone
Air date: 2010-10-27
While exploring the deepest part of the ocean, the Midnight Zone, the Octonauts discover a strange rock that happens to be home to a new species of worm.

E40
The Mixed-Up Whales
Air date: 2010-11-03
When the Octonauts clean and repair their ship, the Octopod, the resulting noise causes a nearby blue whale to act in strange and dangerous ways.

E41
The Seahorse Tale
Air date: 2010-12-09
After a storm, the Octonauts help a female seahorse search for her missing mate. She tells them, to Kwazii's surprise, that the missing male seahorse is about to give birth to baby seahorses!

E42
The Enemy Anemones
Air date: 2010-10-25
The Octonauts land on an island for a picnic but must first help some crabs trapped between two warring groups of aggregate anemones. Meanwhile back on the Octopod, a horde of out of control puddings are attacking. Peso wins the contest between 2 types of blobs.

E43
The Crafty Cuttlefish
Air date: 2011-02-08
Captain Barnacles allows Tunip to use his Octo-compass. But when Tunip loses it, a cuttlefish takes it.

E44
The Lost Lemon Shark
Air date: 2011-02-09
The Octonauts have their hands full as they look after a headstrong young Lemon Shark who's hurt his nose and can't find his way home.

E45
The Baby Dolphin
Air date: 2010-12-17
When a young dolphin follows Kwazii home, he has to babysit while the other Octonauts search for its mother.

E46
The Scary Spookfish
Air date: 2011-01-24
The Octonauts try to pull Peso out of an oceanic trench and get some help from a strange looking creature with a see through head: a Spookfish.

E47
The Oarfish
Air date: 2010-12-14
Dashi snaps a picture of what appears to be a sea serpent, but the truth is stranger than fiction when it turns out to be an awesomely long Oarfish.

E48
The Combtooth Blenny
Air date: 2010-12-15
When Kwazii and Peso are shipwrecked on a desert island, they encounter a Combtooth Blenny - a fish who walks on land! They enlist him to send an SOS message to the other Octonauts.

E49
The Marine Iguanas
Air date: 2011-02-02
The team are preparing for a feast of red seaweed on the Galapagos Islands but a trio of salt-sneezing marine iguanas raid the Octopod and eat it all!

E50
The Dwarf Lantern Shark
Air date: 2011-02-03
Down in the darkness of the ocean deep, Peso and the Octonauts must help a tiny, injured Dwarf Lantern Shark.





























