this highly under rat film of the early 80 be not only a masterpiece but a film of immense cultural significance . one that really should be study in any film course that be on offer at tertiary institution around the world . it not only show good versus evil it have such grand theme a science versus nature and a meditation on the religious right that be often over look by the more carefree viewer . these grand precept join with a killer soundtrack just reinforce this film a a piece of cinematic wizardry . furthermore the cast and the special effect contribute to these point and it be imperative that when one view this motion picture these underlie theme and point be take on board to ensure a true appreciation of possibly the great film ever produce . a must see .