Smallville actress Allison Mack has pleaded guilty to blackmailing two women into becoming sex slaves for the leader of the NXIVM sex slave cult. Mack entered a guilty plea to multiple felonies in a Brooklyn court on Monday, reports dailymail.co.uk.

Mack, 36, sobbed as she admitted her crimes and apologized to the women who prosecutors say were exploited by Keith Raniere and the purported self-help group called NXIVM.