There is something to be said about horror movies that feature a group of scantily clad women being terrorized by an unknown killer.  Some of those things are good... others, not so good. After Gary and several female dancers crash land near an apparently deserted island, the group begin planning how to escape the island.  When Gary disappears, the women begin to be killed one by one. .. " Horrors of Spider Island " is a horror movie from West Germany, whose apparently reason for existance was to display beautiful women in bikini's being terrorized by a monster.  Nothing more, nothing less. The title gives an expectation of an " Arachnophobia " type of movie.  Too bad, there's only one spider- and a really cheesy, cheap one at that.  When it bites Gary, you're given the expectation of possibly a cool spider transformation of Gary.  Too bad, the make-up on him looks NOTHING like a spider.  There was so much potential here for a decent story, but...