**_South American jungle adventure with Lisa Blount and Richard Lynch_** Shot in the summer of 1984, this was helmed by the director of “Cannibal Holocaust” from five years prior. Wes Craven was originally attached to the production when its working title was “Marimba,” but by the time it was made he had zero input, not even a writing credit. The only ostensible holdover from his involvement might be the intimidating Michael Berryman with his peculiar bald look; he of course was the main antagonist of Craven's “The Hills Have Eyes.” Don’t expect a sense of humor, such as in the later “Blind…