52 votes


CBeebies 2010

Captain Barnacles and his intrepid band of explorers 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.

Warning: the following content contains spoilers!


The 10 Best Episodes of Octonauts

Octonauts - S3E7

#1 - The Sea Pigs (Season 3 - Episode 7)

The Octonauts must stop a huge herd of sea pigs before they march blindly into the Mariana Trench - the deepest point on earth!

The episode was rated 8.27 from 15 votes.

Octonauts - S3E3

#2 - The Cone Snail (Season 3 - Episode 3)

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.

The episode was rated 8.13 from 15 votes.

Octonauts - S1E42

#3 - The Eel Ordeal (Season 1 - Episode 42)

The Octonauts travel up a treacherous river to help a young migrating eel on her difficult journey.

The episode was rated 8.06 from 17 votes.

Octonauts - S2E1

#4 - The Colossal Squid (Season 2 - Episode 1)

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.

The episode was rated 8.04 from 27 votes.

Octonauts - S1E17

#5 - The Narwhal (Season 1 - Episode 17)

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.

The episode was rated 8.03 from 35 votes.

Octonauts - S1E37

#6 - The Arctic Orcas (Season 1 - Episode 37)

When Captain Barnacles and Peso get lost in the icy Arctic sea, a pod of Orcas help the Octonauts find them.

The episode was rated 8.00 from 25 votes.

Octonauts - S1E40

#7 - The Sardine School (Season 1 - Episode 40)

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

The episode was rated 8.00 from 20 votes.

Octonauts - S1E20

#8 - The Snot Sea Cucumber (Season 1 - Episode 20)

When a slimy, slippery snot sea cucumber gets loose on the Octopod, Captain Barnacles Bear decides the only way to save it is to flood the ship!

The episode was rated 7.97 from 35 votes.

Octonauts - S4E2

#9 - The Hidden Lake (Season 4 - Episode 2)

The Octonauts are exploring Antarctica, when Shellington discovers strange microscopic creatures living under the ice.

The episode was rated 7.95 from 39 votes.

Octonauts - S1E16

#10 - The Enemy Anemones (Season 1 - Episode 16)

The Octonauts and some helpless crabs are caught between two territorial groups of aggregating anemones - and their numbers are growing!

The episode was rated 7.94 from 34 votes.

Octonauts - S1E36

#11 - The Scary Spookfish (Season 1 - Episode 36)

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.

The episode was rated 7.93 from 30 votes.

Octonauts - S3E8

#12 - The Yeti Crab (Season 3 - Episode 8)

As Tweak tests the Gup-X deep down in the Midnight Zone, a yeti crab damages the ship, endangering itself and the Octonauts.

The episode was rated 7.92 from 13 votes.

Octonauts - S1E18

#13 - The Midnight Zone (Season 1 - Episode 18)

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.

The episode was rated 7.92 from 38 votes.

Octonauts - S1E21

#14 - The Giant Whirlpool (Season 1 - Episode 21)

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.

The episode was rated 7.91 from 35 votes.

Octonauts - S4E11

#15 - The Baby Gator (Season 4 - Episode 11)

Kwazii adopts a baby alligator, but when it escapes the Octopod, he must rescue the tiny creature from ocean currents and hungry predators.

The episode was rated 7.91 from 23 votes.


Last updated: oct 12, 2022


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