斯凯普林管道公司在挖掘地下时偶然打通了两个世界的管道，让马里奥（鲍勃·霍斯金斯BobHoskins饰）和鲁基（约翰·雷吉扎莫JohnLeguizamo饰）兄弟有机会进入另一个由库帕（丹尼斯·霍珀DennisHopper饰）控制的世界。 　　库帕运用他的机器，可以随意改变生物的进化或退化，而戴西（萨曼莎·玛西丝SamanthaMathis饰）被抓后，她成为统一两个世界的关键。陨石碎片成为了争夺的焦点...

　　A group of heroin addicts are besieged by a group of mysterious figures inside a rural bar. As withdrawal starts to set in, a secret one of them is carrying threatens to destroy them all....

When the husband of a dying woman is approached by a corporation pioneering a new program to extend life through robotics, they get caught in a public debate over human's relationship with technol...