The Octonauts

Season 4 (24 Episodes)

8 Seasons 2015 TV-Y 11m 7.6

An intrepid band of explorers roam the oceans in search of adventure and fun. Led by a valiant polar bear and a daredevil kitten, these eight talented critters are always ready to embark on an exciting new mission.

A team of adventure heroes who dive into action whenever there is trouble under the sea! In a fleet of aquatic vehicles, they rescue amazing sea creatures, explore incredible new underwater worlds, and often save the day before returning safely to their home base, the Octopod. Buoyed by the companionship of three leading characters - Captain Barnacles Bear, Lieutenant Kwazii Cat, and Doctor Peso Penguin - the Octonauts are always ready to embark on an exciting new mission.

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Season 4 Episodes:

Episode 1 Octonauts and the Walrus Pups

1. Octonauts and the Walrus Pups

Aired: Sep 29, 2015

Captain Barnacles and his niece and nephew, Ursa and Orson, must rescue walru...

Episode 2 Octonauts and the Mantis Shrimp

2. Octonauts and the Mantis Shrimp

Aired: Sep 30, 2015

The Octonauts must get 2 mantis shrimp to stop fighting before their powerful...

Episode 3 Octonauts and the Poison Dart Frogs

3. Octonauts and the Poison Dart Frogs

Aired: Sep 23, 2015

When a giant wave hurls Amazon River creatures up into the trees, the Octonau...

Episode 4 Octonauts and the Hidden Lake

4. Octonauts and the Hidden Lake

Aired: Sep 24, 2015

The Octonauts are exploring Antarctica, when Shellington discovers strange mi...

Episode 5 Octonauts and the Baby Sea Turtles

5. Octonauts and the Baby Sea Turtles

Aired: Sep 28, 2015

As newborn baby sea turtles make their way to the ocean, the Octonauts must s...

Episode 6 Octonauts and the Octopod Mystery

6. Octonauts and the Octopod Mystery

Aired: Sep 25, 2015

When the Octopod breaks down, Tweak and the crew search for a missing part ab...

Episode 7 Octonauts and the Tree Lobsters

7. Octonauts and the Tree Lobsters

Aired: Oct 2, 2015

When a storm washes Peso onto a mysterious, rocky island, he meets a band of ...

Episode 8 Octonauts and the Convict Fish

8. Octonauts and the Convict Fish

Aired: Dec 14, 2015

The Octonauts evacuate the creatures living around a reef before a large arch...

Episode 9 Octonauts and the Crawfish

9. Octonauts and the Crawfish

Aired: Dec 3, 2016

When a population of crawfish is stricken by illness, the Octonauts race to f...

Episode 10 Octonauts and the Surfing Snails

10. Octonauts and the Surfing Snails

Aired: Sep 6, 2017

When surfing snails are swept out to sea, it's up to Dashi and the Octonauts ...

Episode 11 Octonauts and the Baby Gator

11. Octonauts and the Baby Gator

Aired: Oct 26, 2017

Kwazii adopts a baby alligator naming him Nipper, but when it escapes the Oct...

Episode 12 Octonauts and the Bomber Worms

12. Octonauts and the Bomber Worms

Aired: Oct 23, 2017

While diving down to the Midnight Zone, the Octonauts are attacked by bomber ...

Episode 13 Octonauts and the Flamingos

13. Octonauts and the Flamingos

Aired: Dec 4, 2016

The Octonauts find a lost flamingo chick separated from his family and they h...

Episode 14 Octonauts and Operation Cooperation

14. Octonauts and Operation Cooperation

Aired: Sep 27, 2017

After Shellington crashes the GUP-D for the 3rd time, he and Kwazii team up w...

Episode 15 Octonauts and the Kelp Monster Mystery

15. Octonauts and the Kelp Monster Mystery

Aired: Oct 24, 2017

Dashi teams up with her little sister Koshi to help the Octonauts solve a mys...

Episode 16 Octonauts and the Hippos

16. Octonauts and the Hippos

Aired: Sep 20, 2017

Trying to return home from a mission along an African river, the Octonauts ha...

Episode 17 Octonauts and the Yellow Bellied Sea Snakes

17. Octonauts and the Yellow Bellied Sea Snakes

Aired: Sep 13, 2017

When Peso gets stranded on a beach with a mass of poisonous snakes after a te...

Episode 18 Octonauts and the Loneliest Whale

18. Octonauts and the Loneliest Whale

Aired: Oct 1, 2015

The Octonauts follow a strange song to a lonely humpback whale.

Episode 19 Octonauts and the Spinner Dolphins

19. Octonauts and the Spinner Dolphins

Aired: Oct 27, 2017

The Octonauts struggle to save a pod of spinner dolphins who seem to be just ...

Episode 20 The Octonauts and the Coelacanth

20. The Octonauts and the Coelacanth

Aired: May 29, 2017

While exploring a dark and spooky cave, the Octonauts discover the fossil of ...

Episode 21 Octonauts and the Emperor Penguins

21. Octonauts and the Emperor Penguins

Aired: Dec 16, 2015

The Octonauts journey across a dangerous expanse of ice to help a penguin mot...

Episode 22 Octonauts and the Tiger Shark

22. Octonauts and the Tiger Shark

Aired: May 27, 2017

When a hungry tiger shark eats the camera that Tweak's turtle friend Sandy ge...

Episode 23 Octonauts and the Coconut Crisis

23. Octonauts and the Coconut Crisis

Aired: Oct 25, 2017

Kwazii takes a vacation on Coconut Island where he gets hit by some coconuts....

Episode 24 Octonauts and the Sunfish

24. Octonauts and the Sunfish

Aired: May 28, 2017

When a huge sunfish enters the GUP-E, Peso and Kwazii must somehow get the la...

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Main Cast

Teresa Gallagher Dashi

Mary Murphy Dashi

Creators

Michael C. Murphy

Michael C. Murphy Creator

Vicki Wong

Vicki Wong Creator

The Octonauts Season 4 Videos

Octonauts | Official Preview | Disney Junior

Info about The Octonauts

Network: CBeebies

Production Countries: Ireland, United Kingdom, United States

Genres: Comedy, Adventure, Family, Animation

The Octonauts: Where to Watch Online?

Currently you are able to watch "The Octonauts" streaming on Netflix. It is also possible to rent or buy on Google Play, AppleTV, YouTube online.