The Deep
The Deep is a TV show on CBBC. Ant and Fontaine follow clues to find their missing grandparents that lead them all over the amazing underwater world! The program has been available since 2024. A total of 44 episodes have been broadcast, most recently in August 2025.
Last episode
The Deep
The Aronnax and Alpheus’s sub are trapped within a giant jellyfish! They’ve been eaten and the jellyfish won’t let food out!
Catching up on The Deep?
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Trying to rescue Jess Gorman in an underwater cave proves dangerous for Ant and Fontaine until a manatee comes to their aid. But is it too late?
The internet being down is the worst thing imaginable for Ant and Fontaine – until Ant finds the sea monster responsible for this! Can he save both?
The Dark Orca pirates unwittingly steal a treasure that could awaken a monumential!
Series 1
Animated series. The Nektons explore a floating island and find the final piece of the Ephemychron in a cave. But the island has a terrible secret.
Animated series. While fighting over Viking treasure, the Nektons take over the Dark Orca. But the pirates in turn take over the Aronnax.
Animated series. A weird glowing fish has lured every fish in the area to its bioluminescence, and Kaiko and Will also fall under its spell.
Animated series. The Nektons try to identify a unique life form. They have never seen it, they have only heard its sound: 'Bloop'.
Animated series. The Rover is swallowed by a huge prehistoric shark. Will and Fontaine manage to cling to its gills just inside its mouth.
Animated series. A fish invades Jeffrey's home on the Aronnax. How can she get rid of it and its bad luck?
Animated series. Devil Daniels, Monster Hunter attempts to hunt a siren - a mythical creature whose song lures sailors to their doom.
Animated series. Proteus, leader of the mysterious Guardians, traps the Aronnax in a magnetic field and kidnaps Ant, believing he is the key to finding Lemuria.
Animated series. Fontaine and Smiling Finn get stuck inside a giant clam as the dark orca pirates battle the Nektons for the giant pearl within.
Animated series. The Nektons are arrested for stealing. Ant and Fontaine escape to prove their innocence, but whoever set them up is two steps ahead.
Animated series. As the Nektons explore a mysterious tunnel behind a huge undersea waterfall, strange creatures and strong currents surprise them at every turn.
Animated series. Dolos has sold two maps leading to the same treasure - one to the Nektons, the other to the pirates! Now it's a race to get there first.
Animated series. Ant and Fontaine have to deal with young fans visiting the Aronnax when they have to rescue a whale calf.
Animated series. While diving into a rare 'blue hole' - a sinkhole in the middle of the sea - strange things begin to happen to the Nektons.
Animated series. Ant believes a ghost sub is at sail somewhere out in the ocean, but when he actually finds it, the truth is even stranger - and much more dangerous.
Series 3, Episode 5 - Family Ties
Expected on
Devil Daniels insists he’s relocating a dangerous killer whale. But it’s a scam that turns dangerous! Our heroes need to save Ant and the whale.