Allison Mack Reports Early to Prison, Starts 3-Year Sentence for Role in Nxivm Sex Cult

Allison Mack.Photo: JUSTIN LANE/EPA-EFE/Shutterstock DisgracedSmallvilleactress Allison Mack is behind the bars of a federal prison cell this morning, where she has begun serving her 3-year sentence for racketeering and conspiracy — crimes stemming from the instrumental role she played in the Nxivm sex cult. Online records confirm that Mack, 39, has been in the custody of the Federal Correctional Institution in Dublin, Calif., since Monday. Mack was initially expected to report to the prison on Sept.

Allison Mack Says Involvement with Nxivm Was the 'Biggest Mistake and Regret' of Her Life Before Sentencing

Allison Mack.Photo: JUSTIN LANE/EPA-EFE/Shutterstock Allison Mackis sharing her regret for her association with theNxivmsex cult. “I threw myself into the teachings of Keith Raniere with everything I had,” she added, referring to thefounderof Nxivm. “I believed, whole-heartedly, that his mentorship was leading me to a better, more enlightened version of myself. I devoted my loyalty, my resources, and, ultimately, my life to him. This was the biggest mistake and regret of my life.

Allison Mack Tearfully Apologizes After Pleading Guilty to Racketeering Charges: 'I'm Very Sorry'

Smallvilleactress Allison Macktearfully apologized in court Monday for her involvement with thecontroversial, cult-like self-help groupNvixm after pleading guilty to racketeering charges, saying, “I’m very sorry for who I’ve hurt,” multiple outlets report. Mack, 36, appeared in U.S. District Court for the Eastern District in Brooklyn, New York, where she pleaded guilty to one count of racketeering and one count of racketeering conspiracy, the U.S. Attorney’s Office for the Eastern District confirms to PEOPLE.

Allison Mack's 'Smallville' Costar Breaks His Silence on Her 'Shocking' Sex-Trafficking Arrest

Michael Rosenbaumcostarred withAllison MackonSmallvillefor seven seasons — buther arrest earlier this yearon charges of sex trafficking and forced labor, among other counts, has put into stark relief the reality that Rosenbaum did not really know Mack at all, he says. Rosenbaum, 46, who played Lex Luthor on the long-running superhero drama, broke his silence about Mack’s arrest duringa recent appearance on the podcastThis Past Weekend. Prosecutors have described Mack, 36, as one of Raniere’s top lieutenants in a secretive sub-group of Nxivm known as DOS.

Allison Mack's Co-Defendant Calls Group 'Humanitarian Organization,' Wants Sex Crimes Charges Dropped

Allison Mack.Photo: Drew Angerer/Getty Lawyers forthe six defendants facing federal sex trafficking, forced labor, and racketeering chargesfor their alleged leadership roles in long-running controversial self-help group Nxivm have filed motions seeking a dismissal of all the criminal counts. A motion from Nxivm founder Keith Raniere’s attorneys describes Nxivm — which at least one former member has described as a “cult” — as a “wonderful humanitarian organization” that is “dedicated to achieving peace on a global scale.