![The Perfect Nanny](https://image.tmdb.org/t/p/w185/8iSzFWlYOvPSbyPT23NPn4UuRCj.jpg)
Culled from more than 100 hours of new and archival interviews with former Manson cult members, this two-hour special goes inside Spahn’s Ranch, where the Manson cult lived, to offer an intimate and terrifying look into America’s most murderous group.