It is produced by Peter Berg, Alexander H. Gayner, Eric Newman, and Mark L. Smith. The Mountain Meadows Massacre, depicted in American Primeval, was a heinous attack orchestrated by the Mormon ...
American Primeval is fiction. But the Mountain Meadows Massacre was a real event – one with which many viewers might be unfamiliar. The massacre took place on Sept. 11, 1857, in Utah Territory.