A Giant scientist experimenting with cloning technology succeeds in cloning Valerie and Barry. These are returned to the camp where they prepare a booby trap to kill the rest of the Earth party.
Did You Know?
When the giant scientists use the "floor suction" system to recapture the fleeing Spindrift crew members in the ductwork, there are several points at which their hair (especially Valerie's) is blowing directly away from the direction they are supposedly being pulled by the suction. See more