Season 5
(2020)
Cast
Episodes
Bluefin Tuna 0.0
December 28, 2020
After an encounter with a school of migrating tuna, the Octonauts discover that one of the speedy fish, Tina, has been …
Blue Whale Rescue 0.0
Invalid Date
When Kwazii discovers a blue whale with an injured tail, the Octonauts attempt to use a giant net and Octofloats to kee…
Whales of Mystery 0.0
Invalid Date
Shellington is excited to find the distinctive tooth of a very rare creature, the spade-toothed beaked whale. Now, the …
Ghost Ship 0.0
Invalid Date
The Octonauts follow a trail of deep-sea debris to its source: a derelict ship floating unmanned on the surface. But th…
Feeding Frenzy 0.0
Invalid Date
While exploring a reef, Shellington and Dashi accidentally trigger a feeding frenzy with multiple sharks biting at anyt…
Sawfish 0.0
Invalid Date
When Kwazii gets a case of pirate hiccups, he and Peso go up the river in search of a pirate doctor’s treasure that can…
Nautilus 0.0
Invalid Date
Kwazii sets off on a monster hunt, and soon encounters a shelled creature called a Nautilus.
Grey Whales 0.0
Invalid Date
The Octonauts must help reunite a grey whale calf with his mother, keeping him well fed in the meantime.
11Flying Squid 0.0
Invalid Date
The Octonauts meet a flying squid who can help Kwazii's grandfather, Calico Jack, retrieve his treasure.
Sea Lions 0.0
Invalid Date
When a wave traps Dashi in a cave with an injured sea lion, the Octonauts and sea lion pack must work together to save …
Hawksbill Sea Turtle 0.0
Invalid Date
The Octonauts must guide an ill-stricken hawksbill sea turtle into cooler waters, in order for her to lay healthy eggs.
Wood Eating Catfish 0.0
Invalid Date
When Kwazii is found with an injury, he tells the tale of how he and Calico Jack encountered a fish that ate his peg le…
Seven Sea Squirts 0.0
Invalid Date
The Octonauts help a band of algae-shooting sea squirts reunite in order to stop an outbreak in the reef.
Bullfrogs 0.0
Invalid Date
When the Vegimals accidentally bring bullfrogs into the Octopod, they must rally them up and bring them back home befor…
Giant Sea Spiders 0.0
Invalid Date
Kwazii and Shellington get lost in the Antarctic’s deep seas, before meeting a family of giant sea spiders who may know…
Great Octo-Bot Rescue 0.0
Invalid Date
When the Octo-Bots sink into a lake of boiling hot sulfur, Kwazii has to rescue them before the surface hardens.
Axolotl 0.0
Invalid Date
Captain Barnacles and Kwazii help a pair of singing female axolotls named George's mom (yellow) and George (pink) find …
Beavers 0.0
Invalid Date
In order for a school of salmon to reach their nesting area, the Octonauts must enlist help from a family of beavers.
Zombie Worms 0.0
Invalid Date
The Octolab is being eaten away by a group of zombie worms, tasking the crew with finding a new home for them.
Mud Volcanoes 0.0
Invalid Date
While exploring the Mariana Trench, Shellington and Dashi come across a path full of mud volcanoes and a creature in ne…
Tiger Fish and Blind Shrimp 0.0
Invalid Date
The Octonauts encounter a tiger fish and blind shrimp who become separated.
Fish Mouth Louse 0.0
Invalid Date
The Octonauts help a creature find his louse friend who got lost and could be in trouble.
Deep Ocean Discovery 0.0
Invalid Date
Shellington’s sister and nephew, Pearl and Periwinkle, join him on a mission.
Silver Sea 0.0
Invalid Date
The Octonauts encounter a blob of glowing liquid drifting on the ocean’s surface.
Bicolour Fangblenny 0.0
Invalid Date
The crew must catch a mysterious fish that’s out to bite every creature in the reef.
Scaly-Foot Snail 0.0
Invalid Date
The Octonauts meet strong scaly foot snails and enlist them in trying to help save the Octo-Lab from falling into a cre…
Chinese Giant Salamander 0.0
Invalid Date
The Octonauts head to the Yangtze River to help Min the Mapmaker, an old friend of Inkling's, who's been trapped by a m…