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