Cospiratori is also called as The Molly Maguires, Verflucht bis zum jüngsten Tag, Ver-te-ei no Inferno, Odio en las entrañas, Helvetin esikartano, Helvetets förgård, Traître sur commande。

Life is rough in the coal mines of 1876 Pennsylvania. A secret group of Irish emigrant 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?

Cospiratori actors and actresses include Anthony Zerbe, Ian Abercrombie, Sean Connery。