Octonauts — Season 5, episode 3 watch online

Octonauts, season 5 episode 3 «Whales of Mystery»: air date March 29, 2023. Episode overview, season trailer and the cast of Octonauts.

Shellington is excited to find the distinctive tooth of a very rare creature, the spade-toothed beaked whale. Now, the Octonauts must find the tooth's owner, so Shellington can study it, and so that Peso can help replace its tooth. But it won't be easy: spade-toothed beaked whales like to be left alone and can dive very deep.