"Crusader" is the eighteenth episode of Thunderbirds 2086, and nineteenth produced overall. The episode first aired at an unspecified point after 1982.


The Thunderbirds are given the role of environmental conservationists and thus sent on an unusual yet vital mission; A deadly dose of the illegal Agent Ultra chemical has spilled into the Pacific Ocean, threatening to wipe out the Aqua Institute of near-extinct wildlife.


(To Be Added)

IRO Equipment UsedEdit


  • This episode did not air in Japan.

Anderson Stock LibraryEdit

  • (To Be Added)

Foreign NameEdit

  • Japanese: Eternal, The Sea Of Life (生命の永遠、海))

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