Smallville actress Allison Mack will plead guilty to charges related to her involvement with a controversial self-help group described as having a secret society of “masters” and sexually subservient “slaves” within it, PEOPLE confirms. A spokesman for the U.S. Attorney’s Office in the Eastern District of New York tells PEOPLE that Mack was scheduled to appear in court at 1130 a.m. to plead guilty. The spokesman says she is pleading guilty to racketeering conspiracy and racketeering. Prosecutors have accused her of recruiting sex slaves for Keith Raniere, who co-founded the controversial self-help group Nxivm and its subgroup, DOS, described as...