在这部莫莉·马圭尔斯剧情/历史片中,剧情：
本片改编自真实事件，“莫利马贵”是一个以武力反抗矿主的秘密矿工团体，它的主要目的是反抗矿主对矿工们的剥削、协迫甚至是谋杀。为此，矿主秘密雇佣了一个侦探，他的任务是要赢得矿工们的信任，渗透在他们之中。
Life is rough in the coal mines of 1876 Pennsylvania. A secret group of Irish immigrant miners, known as the Molly Maguires, fights against the cruelty of the mining company with sabotage and murder. A detective, also an Irish emigrant, is hired to infiltrate the group and report on its members. But on which side do his sympathies lie?
