To emphasize his Vietnam parallel, Cameron outlines a situation that is hopeless goes from bad to worse in a few impossibly horrific events.

Having located the colonists through transmitters that confirm they’ve been huddled together in one single portion of the complex, the Marines resolve to guns that are roll-in and save your day. What they find, however, are walls enveloped with cocoon-like resin and inside colonists who serve as hosts to alien Facehuggers. All at once, the aliens attack and, caught off guard, the Marine’s numbers are cut down to a few. Because of the time they escape, their shootout has caused a reactor leak that will detonate in many hours. (more…)