A virus found on board a sunken space station infects the crew.
As Bridger rushes to find the inventor of the pathogen, a warrior submarine from an opposing confederation arrives to cover up their crimes, even if it means the destruction of the seaQuest.
Casts:
Michael Ironside, Jonathan Brandis, Don Franklin, Michael DeLuise, Ted Raimi, Kathy Evison, Elise Neal, Peter DeLuise, Frank Welker