Series 1
Animated deep sea adventure series. Captain Barnacles and his intrepid band of explorers roam the oceans in search of adventure and fun
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Episodes List
1. Octonauts: Series 1, The Whale Shark
When Dashi is swallowed by a whale shark, the Octonauts venture inside it to rescue her.
1. Octonauts: Series 1, Octonauts and the Great Christmas Rescue
The Octonauts travel to Professor Inkling's childhood home for Christmas.
2. Octonauts: Series 1, The Undersea Storm
Kwazii's Gup-B breaks down in a storm, but a chain of reef lobsters lends a hand.
3. Octonauts: Series 1, The Crab and Urchin
A carrier crab and the urchin who lives on its shell just can't seem to get along.
4. Octonauts: Series 1, The Walrus Chief
Barnacles and Kwazii sneak into a dangerous walrus colony to get Peso's medical kit back.
5. Octonauts: Series 1, The Flying Fish
A school of flying fish accidentally make off with Professor Inkling's rare book.
6. Octonauts: Series 1, The Giant Squid
The Octonauts set out to find and photograph Inkling's long-lost cousin.
7. Octonauts: Series 1, The Orcas
An enormous orca whale is stranded on a beach.
8. Octonauts: Series 1, The Great Algae Escape
The crew must catch a runaway Octopod after it is hijacked by a group of crustaceans.
9. Octonauts: Series 1, The Remipedes
When Shellington gets lost in a sea cave, he gets assistance from some blind remipedes.
10. Octonauts: Series 1, The Speedy Sailfish
Barnacles and Kwazii use some speedy sailfish to round up all the Gups.
11. Octonauts: Series 1, The Blobfish Brothers
The Octonauts must evacuate a slow-moving, gelatinous blobfish before a volcano erupts.
12. Octonauts: Series 1, The Monster Map
The Octonauts meet a playful octopus with all kinds of surprising abilities.
12. Octonauts: Series 1, The Walrus Chief
The Octonauts share a few fun facts about the walrus chief.
13. Octonauts: Series 1, The Lost Sea Star
The Octonaughts search the ocean from top to bottom to help find a sea star's home.
14. Octonauts: Series 1, The Albino Humpback Whale
The Octonauts help out an albino humpback whale with a nasty sunburn.
15. Octonauts: Series 1, The Giant Kelp Forest
Kwazii's favourite sub, the Gup-B, goes missing.
16. Octonauts: Series 1, The Enemy Anemones
The Octonauts are caught between two groups of anemones.
17. Octonauts: Series 1, The Narwhal
When their ship gets trapped in ice, a friendly narwhal helps the Octonauts to get free.
18. Octonauts: Series 1, The Midnight Zone
The Octonauts explore the deepest part of the ocean, the Midnight Zone.
19. Octonauts: Series 1, The Snapping Shrimp
The Octonauts encounter a small creature that uses its claws to make a big noise.
20. Octonauts: Series 1, The Snot Sea Cucumber
A slim creature gets loose onboard the Octopod, so Captain Barnacles tries to save it.
21. Octonauts: Series 1, The Giant Whirlpool
The Octonauts race against time to rescue Tweak's pal, a leatherback sea turtle.
22. Octonauts: Series 1, The Hermit Crabs
Peso and Tweak help to remove a stuck hermit crab from its shell.
23. Octonauts: Series 1, The Mixed Up Whales
The Octonauts clean and repair their ship, the Octopod.
24. Octonauts: Series 1, The Kelp Forest Rescue
Peso's little brother Pinto accompanies him on a mission to rescue Dashi and Shellington.
25. Octonauts: Series 1, The Decorator Crab
The Octonauts stake out a thief, who turns out to be a decorator crab.
26. Octonauts: Series 1, The Beluga Whales
The Octonauts lead a pod of stranded beluga whales to safety.
27. Octonauts: Series 1, The Hungry Pilot Fish
A lost pilot fish cleans up the Octonauts' dirty gups - but he is still hungry!
28. Octonauts: Series 1, The Vampire Squid
Peso travels deep down to the very bottom of the ocean and encounters the vampire squid.
29. Octonauts: Series 1, The Seahorse Tale
After a storm, the Octonauts have to reunite a seahorse with its missing mate.
30. Octonauts: Series 1, The Giant Jelly
The Octonauts must rescue Peso when he gets trapped inside a giant comb jelly.
31. Octonauts: Series 1, The Cookiecutter Shark
A trio of pesky cookiecutter sharks make holes in the Octonauts' equipment.
32. Octonauts: Series 1, The Oarfish
Dashi snaps a picture of what appears to be a sea serpent.
33. Octonauts: Series 1, The Combtooth Blenny
Kwazii and Peso are shipwrecked on a desert island.
34. Octonauts: Series 1, The Jellyfish Bloom
When Shellington gets trapped, it's up to the Octonauts to rescue him.
35. Octonauts: Series 1, The Baby Dolphin
A young dolphin follows Kwazii home.
36. Octonauts: Series 1, The Scary Spookfish
The Octonauts try to pull Peso out of an oceanic trench.
37. Octonauts: Series 1, The Arctic Orcas
Captain Barnacles and Peso get lost in the icy Arctic sea.
38. Octonauts: Series 1, The Slime Eels
Kwazii wants the treasure in a sunken ship, but it is protected by slime-squirting eels.
39. Octonauts: Series 1, The Enormous Elephant Seal
An enormous elephant seal overstays his welcome in the Octopod.
40. Octonauts: Series 1, The Sardine School
The Octonauts must work together as a team to help a lost sardine find her school.
41. Octonauts: Series 1, The Dolphin Reef Rescue
The Octonauts get some unexpected help from a pod of playful dolphins.
42. Octonauts: Series 1, The Eel Ordeal
The Octonauts help a young migrating eel on her difficult journey.
43. Octonauts: Series 1, The Marine Iguanas
A trio of salt-sneezing marine iguanas steal the Octonauts' seaweed!
44. Octonauts: Series 1, The Dwarf Lanternshark
The Octonauts must help a tiny, injured dwarf lanternshark, but have to find him first.
45. Octonauts: Series 1, The Parrotfish
The Octonauts share a few fun facts about the parrotfish.
45. Octonauts: Series 1, The Pirate Parrotfish
When the Octonauts go on a pirate treasure hunt, Kwazii meets a parrotfish.
46. Octonauts: Series 1, The Electric Torpedo Rays
The Octonauts give the Octopod a jump-start with electric torpedo rays.
47. Octonauts: Series 1, The Crafty Cuttlefish
Captain Barnacles's compass has been taken by a crafty, shape-shifting cuttlefish.
48. Octonauts: Series 1, The Lost Lemon Shark
The Octonauts look after a lemon shark who has hurt his nose and can't find his way home.
49. Octonauts: Series 1, The Humuhumunukunukuapua'a
The Octopod's waterworks become flooded with frightened humuhumu fish.
50. Octonauts: Series 1, The Giant Spider Crab
A very old spider crab needs the Octonauts' help.
51. Octonauts: Series 1, The Great Penguin Race
Peso competes in an annual tournament - the Iron Clam Competition.