01. Wakaki Shishi-tachi no Tanjo
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02. Episode 2
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03. Episode 3
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04. Episode 4
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05. Buru Noa Minami Kudasu!
Colin and his surviving classmates make it to the N-1 island where they find the mysterious Thundersub.
06. Sangosho Kyushutsu Sakusen
After launching the Thundersub, the thunder-team find a downed Cuban fighter pilot then launch their first attack on the Gotham.
07. The Secret of Gotham Base
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08. Gotham's Terraforming Plan
While heading for Bermuda, Captain Noah and the thunder team discover the death force have enslaved the remaining human survivors of the Gotham invasion and they plan a rescue mission.
09. Adam and Eve of the South Seas
Colin and Domingo break into the death force base to rescue the enslaved human survivors.
10. Burning Southern Cross
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11. Attack That Tower!
Colin and Capilla escape from the island with their lives before being rescued by the Tempest Junior.
12. Hurricane of Love and Anger
Kapilla and Tara try to appeal to Captain Noah to return them to Gypsy Atol.
13. Detour of Decision
While on their way to the Gilbert islands, the Thunder team discover the death force has constructed an elevator that can reach as high as the terror star.
14. Vow to Tomorrow
Captain Noah and the Thundersub team devise a plan to attack the Deathforces orbital elevator.
15. Tara, Her Love
The Thundersub returns to the gypsy atoll island to aid Kapila and Tara after receiving an S.O.S from them.
16. Crimson Tide Hell of Fear
In an attempt to make repairs to the Thundersub after the attack on the death force orbit elevator, Captain Noah and the thunder team change course to Antarctica.
17. Thrilling! The Dummy Strategy
After arriving at Antarctica, the Thunder team take refuge inside an iceberg for much needed recovery.
18. First Report from Bermuda
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19. First Report from Bermuda
The Thundersub crew becomes stricken with food poisoning caused by a red tide. deployed by the death force and Anna and Sarah both try to find the antidote.
20. Showdown in the Abyss
The Thundersub gets entangled in an anti submarine Net set up by the death force but Anna comes up with an escape plan to get the Thundersub out.
21. The American Channel Breakthrough Strategy
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22. Amazon Surprise Strategy
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23. 48 Hours in Bermuda
Colin assumes command of the Tempest Jr after Skipper Grogen sacrifices himself to save tempest team from incoming Danger.
24. Now, to Space
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25. Gotham's True Colors
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26. Gotham, Where To Go
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27. Earth, Forever!
After its completion for space travel, the Thundersub team begin their mission to combat the death force from outer space.