Animated deep sea adventures with Captain Barnacles and his band of explorers. Dashi is swallowed by a whale shark so the Octonauts venture inside to rescue her. Show more
Discover 11,128,835 listings and 279,933 playable programmes from the BBC
Animated deep sea adventures with Captain Barnacles and his band of explorers. Dashi is swallowed by a whale shark so the Octonauts venture inside to rescue her. Show more