When Peso's precious medical kit is taken, Barnacles and Kwazii sneak into a dangerous walrus colony to get it back - disguised as a walrus!

When Dashi is accidentally swallowed by a whale shark, the Octonauts venture inside the huge fish to rescue her. Episode two – The Octonauts And The Undersea Storm When Kwazii's Gup-B breaks down in a ...

When a hungry tiger shark eats the camera that Tweak's turtle friend Sandy gets in the Octopod, she and the Octonauts must rescue her before it eats everything in its path. When a huge sunfish enters ...