Oct 2010 - present
6.2
Click the chart for info!
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.
S5 Ep5
10.0
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 to plan a rescue, Shellington and Dashi try not to become shark food!
S5 Ep3
10.0
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 Shellington can study it, and so that Peso can help replace its tooth. But it won’t be easy: spade-toothed beaked whales like to be left alone and can dive very deep.
S5 Ep2
10.0
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 on a special brace for its tail, and Kwazii, Dashi and Shellington try to find it enough food. But when the supporting net breaks, the Octonauts have to launch an emergency free-fall rescue!
S5 Ep1
10.0
27th Mar 2023
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 stuck in her mouth and is too weak to swim. After Peso tends to her wound, the Octonauts agree to help get her to the tuna spawning grounds. But they’ll have to be quick: egg-laying season doesn’t last long. Luckily, Tweak’s latest gup, the Gup-R, is the fastest she’s ever built! The Octonauts use it to tow Tina, but when the Gup-R’s battery dies, how will they catch up to the rest of her school?
S4 Ep17
9.0
13th Sep 2017
When Peso gets stranded on a beach with a mass of poisonous snakes after a terrible storm, he and the Octonauts must somehow get them back to the ocean.
S2 Ep1
8.2
19th Nov 2012
The Octopod is attacked by a colossal squid, who drags the ship down an abyssal trench, forcing Barnacles and Kwazii to make a perilous swim outside to confront the gigantic beast.
S5 Ep4
8.0
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 quick dip below the water line reveals to be hundreds of barnacles stuck to the ship. As the ship drifts into waters too cold for the barnacles, the Octonauts must find a way to tow it to warmer waters before it sinks or falls apart.
S4 Ep24
8.0
27th Oct 2017
The Octonauts struggle to save a pod of spinner dolphins who seem to be just swimming in their sleep.
S4 Ep21
8.0
24th Oct 2017
Dashi teams up with her little sister Koshi to help the Octonauts solve a mysterious disappearance in the Kelp Forest. This is the second episode in which is unknown who sounded the Octo-Alert.
S3 Ep7
7.9
12th Sep 2013
The Octonauts must stop a huge herd of sea pigs before they march blindly into the Mariana Trench - where there will be no access to food. But things get chaotic when Tunip goes missing!
S2 Ep3
7.9
21st Nov 2012
Kwazii finds a mysterious, unbreakable coconut, so the Octonauts seek out the help of some large, island-dwelling coconut crabs to open it.
S3 Ep2
7.9
5th Sep 2013
The gang ventures into a red-hot lava tube to rescue a tiny water bear that does not seem to mind the heat at all.
S3 Ep3
7.9
6th Sep 2013
Peso sets out to save the day when a cone snail invades the octopod and picks off the crew one by one with its dangerous harpoons.
S1 Ep8
7.8
13th Oct 2010
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.
S4 Ep16
7.8
6th Sep 2017
When surfing snails are swept out to sea, it's up to Dashi and the Octonauts to save them.
S3 Ep5
7.8
10th Sep 2013
When a sardine swallows the key to a treasure chest, a humpback whale helps Kwazii track it down.
S4 Ep11
7.7
3rd Dec 2016
When a population of crawfish is stricken by illness, the Octonauts race to find a cure.
S1 Ep18
7.7
27th Oct 2010
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.
S1 Ep37
7.7
25th Jan 2011
When Captain Barnacles and Peso get lost in the icy Arctic sea, a pod of Orcas help the Octonauts find them.
S1 Ep36
7.7
24th Jan 2011
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.
S1 Ep20
7.7
29th Oct 2010
After an underwater tremor, an injured sea cucumber named Slippy gets loose on the Octopod, so to let her breathe, they flood the ship!
S3 Ep20
7.7
22nd Sep 2015
After an undersea tremor separates the Gup-X and its crew, Barnacles seeks guidance from a mysterious sea turtle.
S1 Ep33
7.7
15th Dec 2010
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.
S1 Ep27
7.7
7th Dec 2010
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.
S1 Ep17
7.7
26th Oct 2010
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.
S2 Ep22
7.6
3rd Sep 2013
When hungry gulper eels as well as undersea tremors threaten Inkling and Kwazii, Dashi uses the new, multi-purpose Octo Max Suit to rescue them.
S1 Ep16
7.6
25th Oct 2010
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.
S2 Ep6
7.6
26th Nov 2012
When the Octonauts are unable to rescue a group of Narwhals trapped behind arctic ice, they recruit a Bowhead Whale to help them break through!
S2 Ep7
7.6
27th Nov 2012
A mouth-brooding jawfish father has lost his eggs, and the Octonauts must brave strong currents and other obstacles to help get them back to him!
S2 Ep20
7.6
17th May 2013
When a gigantic saltwater crocodile wanders into freezing waters, the Octonauts must figure out how to get the predator back to his warm water home - without anyone getting hurt.
S1 Ep40
7.6
28th Jan 2011
The Octonauts must work together as a team to help a lost sardine find her school.
S4 Ep2
7.6
24th Sep 2015
The Octonauts are exploring Antarctica, when Shellington discovers strange microscopic creatures living under the ice.
S1 Ep28
7.6
8th Dec 2010
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.
S2 Ep12
7.6
12th Mar 2013
The Octonauts help clean up a beach after a storm, but things get complicated when the resident fiddler crabs hijack the Gup-D!
S2 Ep4
7.6
22nd Nov 2012
Peso must perform an emergency fin bandage on a hungry great white shark, but first they need to subdue the giant predator using a trick called 'tonic immobility'.
S1 Ep50
7.6
11th Feb 2011
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.
S4 Ep18
4.3
20th Sep 2017
Trying to return home from a mission along an African river, the Octonauts have trouble getting past a gang of large, mud-splatting, territorial hippos.
S4 Ep23
5.0
26th Oct 2017
Kwazii adopts a baby alligator naming him Nipper, but when it escapes the Octopod, he and the Octonauts must rescue him.
S4 Ep12
5.8
4th Dec 2016
The Octonauts find a lost flamingo chick separated from his family and they have to return him there before hungry alligators do!
S4 Ep20
6.0
23rd Oct 2017
While diving down to the Midnight Zone, the Octonauts are attacked by bomber worms.
S3 Ep9
6.3
10th Mar 2014
Shellington and the Vegimals' mission to replant a mangrove forest is put in peril by a school of toothy barracudas.
S4 Ep14
6.3
28th May 2017
When a huge sunfish enters the GUP-E, Peso and Kwazii must somehow get the large fish out of the Gup. Eventually they find out it's a Sunfish a fish with no fins.
S4 Ep7
6.4
1st Oct 2015
The Octonauts follow a strange song to a lonely humpback whale.
S4 Ep19
6.5
27th Sep 2017
After Shellington crashes the GUP-D for the 3rd time, he and Kwazii team up with moray eels and grouper fish to help pick up the pieces and fix the vehicle before daylight occurs.
S3 Ep17
6.5
20th Mar 2014
Shellington and the Octonauts try to track an unusual creature: a jellyfish that can transform from old to young repeatedly - and live forever!
S3 Ep16
6.6
19th Mar 2014
A sea sponge that houses other sea creatures in its pores suffers from a mysterious illness and Peso must figure out the cause.
S4 Ep5
6.6
29th Sep 2015
Captain Barnacles and his niece and nephew, Ursa and Orson, must rescue walrus pups who are stranded on a runaway ice floe, before it collides with a huge iceberg!
S4 Ep6
6.6
30th Sep 2015
The Octonauts must get 2 mantis shrimp to stop fighting before their powerful claw strikes destroy the Octopod.
S3 Ep14
6.7
17th Mar 2014
A lion's mane jellyfish gets its long and stingy tentacles tangled in the bubble engine, unintentionally flooding the Octopod and causing havoc.
S3 Ep12
6.8
13th Mar 2014
The Octonauts attempt to keep the peace amongst a trio of mudskippers whose home has been flooded.
S1 Ep41
6.8
31st Jan 2011
When the Octonauts all pitch in to help save a sick coral reef, they get some unexpected help from a pod of playful dolphins.
S4 Ep8
6.8
2nd Oct 2015
When a storm washes Peso onto a mysterious, rocky island, he meets a band of lobster-like insects thought to be extinct.
S3 Ep13
6.8
14th Mar 2014
When Peso's patient, a remora fish, mysteriously disappears, the Octonauts enlist a unique undersea detective - a harbour seal.
S4 Ep15
6.8
29th May 2017
While exploring a dark and spooky cave, The Octonauts find a strange fossil of a powerful prehistoric fish... but it may be more than just a fossil!
S1 Ep25
6.8
5th Nov 2010
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.
S1 Ep29
6.8
9th Dec 2010
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!
S2 Ep13
6.9
13th Mar 2013
The Octonauts help a young manta ray find the secret manta ray feeding grounds, but when they finally locate it, the Octonauts become caught in the middle of a dangerous feeding frenzy!
S4 Ep9
6.9
14th Dec 2015
The Octonauts evacuate the creatures living around a reef before a large archway collapses, but one stubborn convict fish refuses to move from her burrow.
S2 Ep18
6.9
15th May 2012
When two young leafy sea dragons are accidentally separated from their father and brought onboard the Octopod, the Octonauts must find them before they end up in Kwazii's stew!
S2 Ep21
6.9
2nd Sep 2013
The Octonauts use magnets to try to stop a meteor that's heading toward the Octopod and get an assist from a rock-chomping humphead parrotfish and her friends.
S1 Ep31
7.0
13th Dec 2010
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.
S1 Ep47
7.0
8th Feb 2011
Captain Barnacles allows Tunip to use his Octo-compass. But when Tunip loses it, a cuttlefish takes it.
S4 Ep22
7.0
25th Oct 2017
Kwazii takes a vacation on Coconut Island where he gets hit by some coconuts. Then he and the Octonauts must help their old friends the Coconut Crabs discover who's stealing all their coconuts.
S1 Ep22
7.0
2nd Nov 2010
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.
S1 Ep44
7.0
3rd Feb 2011
Down in the darkness of the ocean deep, Peso and the Octonauts must help a tiny, injured Dwarf Lantern Shark.
S3 Ep4
7.1
9th Sep 2013
When an underwater storm destroys a small reef, Tweak and her crew try to convert the Gup-F into an artificial equivalent.
S1 Ep15
7.1
22nd Oct 2010
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.
S2 Ep9
7.1
29th Nov 2012
The Octonauts help a group of algae-eating fish stand up to some aggressive damselfish, who are harming their own reef by over-farming it with algae.
S2 Ep10
7.1
30th Nov 2012
A timid sperm whale must help the Octonauts release Peso from a giant clam.
S1 Ep26
7.1
6th Dec 2010
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.
S1 Ep39
7.1
27th Jan 2011
When Peso and the Octonauts aid an enormous Elephant Seal, he overstays his welcome in the Octopod.
S2 Ep11
7.1
11th Mar 2013
Peso and Kwazii venture down to the midnight zone to help a hurt creature, but what they find is a shipwreck 'haunted' by a spooky-looking long-armed squid.
S1 Ep1
7.5
4th Oct 2010
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.
S1 Ep3
7.5
6th Oct 2010
The crew pursues crustaceans who’ve hijacked the Octopod.
S1 Ep4
7.4
7th Oct 2010
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.
S1 Ep5
7.5
8th Oct 2010
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.
S1 Ep6
7.3
11th Oct 2010
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.
S1 Ep7
7.4
12th Oct 2010
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.
S1 Ep8
7.8
13th Oct 2010
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.
S1 Ep9
7.3
14th Oct 2010
When Shellington gets lost in a dark sea cave, he gets unexpected assistance from some blind Remipedes.
S1 Ep10
7.4
15th Oct 2010
When all the Gups go out of control, Barnacles and Kwazii leap onto the backs of some speedy Sailfish to round them up.
S1 Ep11
7.5
18th Oct 2010
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.
S1 Ep12
7.3
19th Oct 2010
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.
S1 Ep13
7.5
20th Oct 2010
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.
S1 Ep14
7.3
21st Oct 2010
The Octonauts help out an Albino Humpback Whale with a nasty sunburn.
S1 Ep15
7.1
22nd Oct 2010
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.
S1 Ep16
7.6
25th Oct 2010
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.
S1 Ep17
7.7
26th Oct 2010
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.
S1 Ep18
7.7
27th Oct 2010
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.
S1 Ep19
7.2
28th Oct 2010
The Octonauts encounter a snapping shrimp – a small creature that uses its claws to make a big, and stunning, noise.
S1 Ep20
7.7
29th Oct 2010
After an underwater tremor, an injured sea cucumber named Slippy gets loose on the Octopod, so to let her breathe, they flood the ship!
S1 Ep21
7.5
1st Nov 2010
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.
S1 Ep22
7.0
2nd Nov 2010
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.
S1 Ep23
7.4
3rd Nov 2010
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.
S1 Ep24
7.2
4th Nov 2010
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.
S1 Ep25
6.8
5th Nov 2010
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.
S1 Ep26
7.1
6th Dec 2010
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.
S1 Ep27
7.7
7th Dec 2010
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.
S1 Ep28
7.6
8th Dec 2010
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.
S1 Ep29
6.8
9th Dec 2010
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!
S1 Ep30
7.4
10th Dec 2010
The Octonauts must rescue Peso when he gets trapped inside a giant ctenophore.
S1 Ep31
7.0
13th Dec 2010
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.
S1 Ep32
7.5
14th Dec 2010
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.
S1 Ep33
7.7
15th Dec 2010
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.
S1 Ep34
7.2
16th Dec 2010
When Shellington gets trapped in the middle of a massive Jellyfish bloom, it's up to the Octonauts to rescue him.
S1 Ep35
7.5
17th Dec 2010
When a young dolphin follows Kwazii home, he has to babysit while the other Octonauts search for its mother.
S1 Ep36
7.7
24th Jan 2011
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.
S1 Ep37
7.7
25th Jan 2011
When Captain Barnacles and Peso get lost in the icy Arctic sea, a pod of Orcas help the Octonauts find them.
S1 Ep38
7.4
26th Jan 2011
Kwazii covets the treasure in a sunken pirate ship, but its protected by slime squirting Slime Eels.
S1 Ep39
7.1
27th Jan 2011
When Peso and the Octonauts aid an enormous Elephant Seal, he overstays his welcome in the Octopod.
S1 Ep40
7.6
28th Jan 2011
The Octonauts must work together as a team to help a lost sardine find her school.
S1 Ep41
6.8
31st Jan 2011
When the Octonauts all pitch in to help save a sick coral reef, they get some unexpected help from a pod of playful dolphins.
S1 Ep42
7.5
1st Feb 2011
The Octonauts travel up a treacherous river to help a young migrating eel on her difficult journey.
S1 Ep43
7.3
2nd Feb 2011
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!
S1 Ep44
7.0
3rd Feb 2011
Down in the darkness of the ocean deep, Peso and the Octonauts must help a tiny, injured Dwarf Lantern Shark.
S1 Ep45
7.4
4th Feb 2011
When the Octonauts go on a pirate treasure hunt, Kwazii meets a Parrotfish.
S1 Ep46
7.3
7th Feb 2011
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.
S1 Ep47
7.0
8th Feb 2011
Captain Barnacles allows Tunip to use his Octo-compass. But when Tunip loses it, a cuttlefish takes it.
S1 Ep48
7.5
9th Feb 2011
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.
S1 Ep49
7.3
10th Feb 2011
When the Octopod's waterworks are flooded with frightened Humuhumu fish, the Octonauts have to find a way to flush them out.
S1 Ep50
7.6
11th Feb 2011
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.
