簡介：美mei國guo亞ya利li桑sang那na州zhou礦kuang業ye小xiao鎮zhen繁fan榮rong鎮zhen
，一yi輛liang運yun送song化hua學xue原yuan料liao的de卡ka車che發fa生sheng事shi故gu，將jiang有you毒du廢fei料liao傾qing倒dao進jin當dang地di河he流liu。鎮zhen上shang養yang蛛zhu人ren的de上shang千qian蜘zhi蛛zhu被bei汙wu染ran，變bian得de體積龐大，成批進入廢棄的礦井棲息繁殖。小鎮警長珊姆•帕克（卡瑞•伍爾Kari Wührer飾）的兒子邁克（史考特•泰拉 Scott Terra 飾）發現了巨大的蜘蛛腿，懷疑養蛛人遇害，但母親珊姆卻不聽兒子解釋。鎮上礦主的兒子克裏斯•麥克康莫克（大衛•阿奎特David Arquette飾）zaizhenyihuishangguilai，fanduizhenchangchushoukuangjingdejianyi。kelisiduishanmuyuqingweile，quemeiyongqixiangjiarenbiaomingxinji。maikejiangjuxingzhutuizhanshigeikelisikan
，houzheyiranjiangxinjiangyi。yucitongshi
，kuangjinglidejudazhizhukaishigongjizhenshangdongwu

，ranhoushirenlei。tongxunxitongyebei“八腳怪”破壞，全鎮人的生命危在旦夕………