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 21 episodes have been broadcast, most recently in July 2025.
Last episode
The Deep
Animated series. Someone just stole the rarest tortoise in the world and the Nektons are searching for it. But the man who stole it secretly wants to capture them too.
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Animated series. Are aliens stealing things from an island and dragging them underwater? Ant believes that's perfectly reasonable.
Animated series. The object that Will and Ant are retrieving from the deepest part of the ocean is not what they expected. Is it a weapon?
Animated series. A new artificial intelligence running the sub takes over completely. Can Ant outwit AIMY and save the day?
Animated series. The Dark Orca pirates attack. To escape, Kaiko must guide the Aronnax through an erupting, undersea volcano.
Animated series. A dragon-hunting expedition leads Ant to find an ancient scroll that holds clues to an amazing mystery. But his family are trapped by the dragon.
Series 4
Three baby monumental turtles hatch, and they are the size of city blocks! The playful babies accidentally sink a fishing trawler!
Ant searches a deep chasm for clues to his grandparents' fate but is stunned to find Mad Madeline there!
Ant and Fontaine realise that their grandparents found Lemuria before them - but where are they now?
The Nektons launch an elaborate and dangerous rescue mission to save the people inside a trapped submarine. Could it be their missing grandparents?
Ant and Fontaine rescue a polar bear from the middle of the ocean. However, when they bring her onboard, they realize she is close to giving birth! Can the Nektons move her to a safer place in time?
Ant and Fontaine discover the secret of the Bajau Laut people, a tribe of sea nomads living in the South China Sea. The pair are determined to help them - but how do you find a fish that walks?
Ant has created a clever machine to clean up a vast oceanic rubbish dump. However, when the machine is been eaten by a huge creature, it's up to the Nektons to save it.
Fontaine is amazed when Smiling Finn tells her that he has detected a signal from her grandparents’ missing submarine. Is this a joke, an elaborate scam, or something even more amazing?
The Nektons are busy recovering sunken shipping containers, so when Bethany the fish finds herself in danger, only Jeffrey can save her!
The Nektons help locate a legendary Singaporean glass cabinet. However, they discover it is guarded by a terrifying and familiar creature.
Mad Madeline steals the dangerous Sceptre of Queen Dorius.
A mysterious dolphin in a sophisticated electronic harness zaps all the Rover's power!
Does Dolos really have a lead on finding Ant’s grandparents? Or is he leading the Nektons into a dangerous chasm between moving tectonic plates for nefarious purposes?
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.