Acker to Guest-Star on Person of Interest

Amy Acker will guest-star on the season 1 finale of 'Person of Interest'. According to TV Guide Amy will play an attractive psychologist who caters to the rich and powerful. When the machine spits out her number, Reese (Jim Caviezel) must keep her safe from several clients who could potentially kill to keep their secrets safe.

Amy best known for her work on 'Alias' and 'Angel' and her recurring roles on 'Dollhouse' and 'Happy Town'. She has more recently guest-starred on 'Once Upon a Time' and 'Grimm'.

'Person of Interest' airs Thursdays at 9/8c on CBS. The season finale is slated to air May 17.