A young woman is driving alongside a lake. She has an accident and the car plunges into the water. Her body is then possessed by the spirit of an 18th-century witch who was killed by local villagers, and is bent on avenging herself on them.

When a pint-sized 8-year-old kid witnesses a murder he offers to help the police, if they make him a cop, too. Saddled with this streetwise sidekick, a hardboiled cop is forced to take his new partner seriously as they race the clock to bring the bad guys to justice.

两对夫妇一起乘坐房车从得克萨斯州到科罗拉多州度假，在一次撒旦仪式上目睹了一起谋杀案后，他们受到了恐吓。

俊俏的牛仔汉森负责保护俏媚小姐，帮她爸爸领钱回家。偏偏银行家艾佛瑞辛普森对这一大笔钱早就虎视耽耽，暗中雇了一个叫仙人掌杰克的老牛仔来抢钱。就在牛仔汉森与俏媚小姐回程的路上，仙人掌杰克使出浑身解数要抢钱，偏偏每次都搞得灰头土脸，甚至还请来印第安酋长帮忙。后来居然发生了令人 跌破眼镜的事情……