Season 1
Ep 1 · Girl at the Eiffel Tower
Ep 2 · The Little Fugitive
Ep 3 · The Riddle of the Giant Sea Mo
Ep 4 · Nautilus, The Fantastic Submar
Ep 5 · Marie's Island
Ep 6 · Infiltration of the Secret Bas
Ep 7 · The Tower of Babel
Ep 8 · Mission to Rescue Nadia
Ep 9 · Nemo's Secret
Ep 10 · A Crowning Performance by the
Ep 11 · New Recruits for the Nautilus
Ep 12 · Grandis and Her First Love
Ep 13 · Run, Marie, Run!
Ep 14 · The Valley of Dinicthys
Ep 15 · The Nautilus Faces Its Biggest
Ep 16 · The Mystery of the Lost Contin
Ep 17 · Jean's New Invention
Ep 18 · Nautilus vs. Nautilus
Ep 19 · Nemo's Best Friend
Ep 20 · Jean Makes a Mistake
Ep 21 · Farewell Nautilus
Ep 22 · Electra the Traitor
Ep 23 · Young Drifters
Ep 24 · Lincoln Island
Ep 25 · The First Kiss
Ep 26 · King, the Lonely Lion
Ep 27 · The Island of the Witch
Ep 28 · The Floating Island
Ep 29 · King vs. King
Ep 30 · Labyrinth in the Earth
Ep 31 · Farewell, Red Noah
Ep 32 · Nadia's Love
Ep 33 · King's Rescue
Ep 34 · My Darling Nadia
Ep 35 · The Secret of Blue Water
Ep 36 · The New Nautilus
Ep 37 · Emperor Neo
Ep 38 · To the Sky
Ep 39 · Successor to the Stars