Allison MackEW has confirmed that Smallville alum Allison Mack will be a guest-star on season 3 of The Following.

She will play Hillary, a naïve, small town police officer caught up in Ryan Hardy’s (Kevin Bacon) hunt for a serial killer.

There, Allison will join other Smallville friends: The Following star Shawn Ashmore, who guest-starred in two episodes while his twin brother Aaron Ashmore played Mack’s love interest: Jimmy Olsen. They were an adorable couple!

The Following is back with season 3 on Monday, March 2nd with a two-hour premiere starting at 8 p.m. ET on Fox.