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The Best Episodes of Octonauts

Every episode of Octonauts ranked from best to worst. Let's dive into the Best Episodes of Octonauts!

The Best Episodes of Octonauts

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...

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  1. 8.4/10(9 votes)

    #1 - Octonauts and the Octopod Mystery

    S4:E3

    When the Octopod breaks down, Tweak and the crew search for a missing part aboard an abandoned prototype of the ship, not realising something lives there.

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    Director:N/A
    Writer:N/A
  2. 8.3/10(12 votes)

    #2 - The Pirate Parrotfish

    S1:E45

    When the Octonauts go on a pirate treasure hunt, Kwazii meets a Parrotfish.

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    Director:N/A
    Writer:N/A
  3. 8.2/10(9 votes)

    #3 - The Water Bears

    S3:E2

    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.

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    Director:N/A
    Writer:N/A
  4. 8.1/10(18 votes)

    #4 - The Blobfish Brothers

    S1:E11

    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.

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    Director:N/A
    Writer:N/A
  5. 8.1/10(15 votes)

    #5 - The Giant Jelly

    S1:E30

    The Octonauts must rescue Peso when he gets trapped inside a giant ctenophore.

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    Director:N/A
    Writer:N/A
  6. 8.1/10(17 votes)

    #6 - The Humuhumunukunukuapua'a

    S1:E49

    When the Octopod's waterworks are flooded with frightened Humuhumu fish, the Octonauts have to find a way to flush them out.

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    Director:N/A
    Writer:N/A
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    The 20 WORST Episodes of Octonauts

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  8. 8.1/10(10 votes)

    #7 - The Saltwater Crocodile

    S2:E20

    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.

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    Director:N/A
    Writer:N/A
  9. 8.0/10(20 votes)

    #8 - The Narwhal

    S1:E17

    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.

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    Director:N/A
    Writer:N/A
  10. 8.0/10(14 votes)

    #9 - The Jellyfish Bloom

    S1:E34

    When Shellington gets trapped in the middle of a massive Jellyfish bloom, it's up to the Octonauts to rescue him.

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    Director:N/A
    Writer:N/A
  11. 7.9/10(29 votes)

    #10 - The Whale Shark

    S1:E1

    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.

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    Director:N/A
    Writer:N/A
  12. 7.9/10(16 votes)

    #11 - The Remipedes

    S1:E9

    When Shellington gets lost in a dark sea cave, he gets unexpected assistance from some blind Remipedes.

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    Director:N/A
    Writer:N/A
  13. 7.9/10(18 votes)

    #12 - The Lost Lemon Shark

    S1:E48

    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.

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    Director:N/A
    Writer:N/A
  14. 7.9/10(8 votes)

    #13 - The Immortal Jellyfish

    S3:E17

    Shellington and the Octonauts try to track an unusual creature: a jellyfish that can transform from old to young repeatedly - and live forever!

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    Director:N/A
    Writer:N/A
  15. 7.8/10(15 votes)

    #14 - The Speedy Sailfish

    S1:E10

    When all the Gups go out of control, Barnacles and Kwazii leap onto the backs of some speedy Sailfish to round them up.

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    Director:N/A
    Writer:N/A
  16. 7.8/10(15 votes)

    #15 - The Vampire Squid

    S1:E28

    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.

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    Director:N/A
    Writer:N/A
  17. 7.8/10(12 votes)

    #16 - The Sardine School

    S1:E40

    The Octonauts must work together as a team to help a lost sardine find her school.

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    Director:N/A
    Writer:N/A
  18. 7.8/10(20 votes)

    #17 - The Dolphin Reef Rescue

    S1:E41

    When the Octonauts all pitch in to help save a sick coral reef, they get some unexpected help from a pod of playful dolphins.

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    Director:N/A
    Writer:N/A
  19. 7.8/10(13 votes)

    #18 - The Dwarf Lantern Shark

    S1:E44

    Down in the darkness of the ocean deep, Peso and the Octonauts must help a tiny, injured Dwarf Lantern Shark.

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    Director:N/A
    Writer:N/A
  20. 7.8/10(15 votes)

    #19 - The Crafty Cuttlefish

    S1:E47

    Captain Barnacles allows Tunip to use his Octo-compass. But when Tunip loses it, a cuttlefish takes it.

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    Director:N/A
    Writer:N/A
  21. 7.8/10(11 votes)

    #20 - The Adelie Penguins

    S2:E2

    While Kwazii and Peso have their hands full babysitting a bunch of Adelie penguin chicks, Captain Barnacles must rescue the chicks' parents from a perilous sea storm!

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    Director:N/A
    Writer:Rich Fogel
  22. 7.8/10(7 votes)

    #21 - The Siphonophore

    S3:E1

    Kwazii and Dashi become entangled in a strange deep-sea creature - a siphonophore.

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    Director:N/A
    Writer:N/A
  23. 7.8/10(7 votes)

    #22 - The Urchin Invasion

    S3:E18

    The Octonauts head to the kelp forest to visit Shellington's sister, Pearl, and her newborn son Periwinkle - only to find the forest endangered by an infestation of kelp-eating urchins!

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    Director:N/A
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  24. 7.8/10(7 votes)

    #23 - Octonauts and the Emperor Penguins

    S4:E10

    The Octonauts journey across a dangerous expanse of ice to help a penguin mother get back to her family.

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    Director:N/A
    Writer:N/A
  25. 7.8/10(10 votes)

    #24 - Octonauts and the Bomber Worms

    S4:E20

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

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    Director:N/A
    Writer:N/A
  26. 7.8/10(10 votes)

    #25 - Octonauts and the Kelp Monster Mystery

    S4:E21

    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.

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    Director:N/A
    Writer:N/A

Best Episodes Summary

"Octonauts and the Octopod Mystery" is the best rated episode of "Octonauts". It scored 8.4/10 based on 9 votes. Directed by N/A and written by N/A, it aired on 9/25/2015. This episode scored 0.1 points higher than the second highest rated, "The Pirate Parrotfish".