John Boorman's "Deliverance" concerns four suburban Atlanta dwellers who take a ride down the swift waters of the Cahulawassee The river is about to disappear for a dam construction and the flooding of the last untamed stretches of land <br /><br />The four friends emphasize different characters: a virile sports enthusiast who has never been insured in his life since there is no specific risk in it (Burt Reynolds); a passionate family man and a guitar player (Ronny Cox); an overweight bachelor insurance salesman (Ned Beatty); and a quiet, thoughtful married man with a son who loves to smoke his pipe (Jon Voight).<br /><br />What follows is the men's nightmarish explorations against the hostile violence of natureIt is also an ideal code of moral principle about civilized men falling prey to the dark laws of the wilderness <br /><br />Superbly shot, this thrilling adult adventure certainly contains some genuinely gripping scenes