Jean, a 14-year-old orphan, sailing into Paris to help his uncle design an airplane for the Paris Exposition's flight...

With Grandis and her two accomplices, Sanson and Hanson, in pursuit, Jean takes Nadia back to his home in LeHarve. H...

Jean, Nadia, and King are rescued by an American battleship in pursuit of sea monsters, who have apparently been resp...

Jean, Nadia, and King are rescued by another vessel--an impressive and mysterious submarine known as the Nautilus (an...

Jean, Nadia, and King are shot down over a strange island where they find themselves outrunning a squadron of siniste...

Marie and King are captured by the soldiers, so Jean and Nadia set off to a forbidding looking area to save them. Th...

Imprisoned by the wicked Gargoyle, Nadia is forced to admit that she gave her Blue Water to Jean before turning herse...

In a surprising turn of events, Grandis and her boys join forces with Jean to save Nadia, Marie, and King from Gargoy...

Jean, Nadia, Marie, and King are taken aboard the Nautilus with their new enemies-turned allies, Grandis, Sanson, and...

In pursuit of Gargoyle, the Nautilus becomes trapped in a dangerous underwater mine field. Sanson and Hanson jump ab...

Nemo and Electra appoint Jean, Nadia, and the others to new positions on the Nautilus. Jean is permitted access to E...

When the Nautilus docks on an island to reestablish supplies, Nadia bonds with Grandis when the latter tells her how ...

Marie and King run off to explore the island, when they find themselves both lost and pursued by Gargoyle's soldiers....

Marie and Nadia become sick from a dangerously fatal tropical fever. To save them from death, Nemo charts course for...

Captain Nemo's vessel falls into yet another deadly trap set by Gargoyle--one which involves the Garfish and a surpri...

The victims of Gargoyle's latest attack are taken to the long-forgotten underworld of Atlantis to be buried. While t...

Jean is tired of being treated like a child by the Nautilus crew. Hoping to cheer him up, Nadia suggests Jean to bui...

En route to Captain Nemo's home base of Antarctica, the Nautilus finds itself attacked by a territorial Nautilus shel...

Nemo takes Jean and Nadia on a tour of his secret base, where he introduces the children to his closest friend, a tal...

Jean's latest invention goes disastrously wrong and accidentally alerts the Garfish to attention. Nadia's detestatio...

The Nautilus is ensnared by Gargoyle's super powerful SeaNet magnet. In the fight that follows, Grandis, Sanson and ...

After relocating Jean, Nadia, Marie, and King to his personal quarters (which he will later jettison from the doomed ...

Jean, Nadia, Marie, and King are shipwrecked on a deserted island. They decide to make it their home for a while.

Now that they are settled into their new island home (which they dub "Lincoln Island", Jean uses his knowledge and te...

As a result of Nadia's foolishness, the children only have meat for food. This infuriates Nadia so much that she dec...

King gets jealous of Jean and Nadia becoming more intimate and runs away. Jean sets off to find him... but not befor...

After surviving a typhoon, Jean, Nadia, Marie, and King discover another island drifting mysteriously toward them. E...

Jean, Nadia, Marie, and King are reunited with Grandis, Sanson, and Hanson. Together they all decide to live as a fa...

A violent row between Sanson and Hanson turns into a race between two mechanical lions resembling King(!).

Four months afterward, the Gratan is nearly repaired, and soon our pals will set off for Africa. But first Jean and ...

Trapped inside a mysterious chamber, Nadia learns from a disembodied voice that their island home is actually a space...

Having escaped their former island home, our pals crash-land into an African tribal village, where they are instantly...

When King gets captured by Grandis' ex-fiancee, our pals set off to save him.

Jean writes a song for Nadia. Actually, our pals burst out into song while various clips from the show play out.

Finally, our pals arrive at Nadia's real homeland--Tartessos. As they tour through its long forgotten ruins, our her...

Gargoyle's battleships appear over Tartessos. To save Jean and the others, Nadia surrenders herself... but not befor...

Gargoyle takes Nadia before the puppet leader of Neo-Atlantis, Emperor Neo, who reveals that he has a strong connecti...

The New Nautilus and Gargoyle, now aboard Red Noah, face off in a spectacular duel of pyrotechnics, lasers, and, ulti...

All the pieces fall into place for the final stage of Jean and Nadia's journey around the world, Nemo and Gargoyle's ...