Godzilla: The Series Season 1 Episode 8
Nick and H.E.A.T. go deep beneath the sea in order to investigate the mysterious disappearance of noted scientist Dr. Alexander Preloran and his own research team, and there H.E.A.T. discovers a hidden spacecraft belonging to a race of advanced, hostile non-humanoid aliens that hope to conquer the Earth with the help of a pet giant monster.
Serie: Godzilla: The Series
Episode Title: Leviathan
Air Date: 1998-11-14