Quasar is being bombarded from the planet Luvanuum. Zaygot and his henchmen are trying to destroy Quasar. The Herculoids travel to Lubanuum in a stolen ship - when they land their ship is destroyed and they are attacked by winged sentries with deadly laser beams. The Herculoids destroy Zaygot's base and he escapes - they use Zaygot's ship to return to Quasar.
Elenco: Don Messick , Virginia Gregg , Mike Road , Sparky Marcus , Ted Cassidy , Ted Eccles .