Each GUP includes its own unique activation features and an Octonauts character, color-change creature and tools that can be used to complete rescue missions. Ages 3 years and up.

Eight lucky winners will each receive an Octonauts Gup-S (worth £35, suitable from three years) and an Octonauts character pack (worth £6.50, suitable from three years).

Episode 27 - The Octonauts And The Hungry Pilot Fish A lost Pilot Fish who eats ocean gunk cleans up the Octonauts' dirty Gups - but he's still hungry! Meanwhile, Captain Barnacles must figure out ...