 On the first big day of shooting, the crew arose to find the sky had  a peculiar orange cast. This caused concern because some of the  major action of the film was about to be shot, and the effect of the  orangish sky on the color balance of the picture was unknown. The  crew was informed that a volcanic eruption had just started on The  Big Island. Smoke and ash from the eruption of Kilauea in October,  1969 drifted over to the island of Oahu (which is not typical of  such eruptions). Big, black clouds of soot filled the sky for a  couple of days, with ash even landing at the filming location.  Production ceased, with the film company waiting for the skies to  clear. When filming resumed, tighter shots were used to exclude as  much of the sky as possible. Production was then delayed by rain  which came as a fine mist. The valley where the principal action (in  the village) was to be shot turned out to be located just below a  mountain where the heaviest rainfall on the island occurred. The  production was on a tight schedule so filming continued in the rain,  which was accompanied with a washed