Exclusive clips reveal a familiar face on the season finale ofPerson of Interest

Tomorrow night marks the time of year finale of CBS hit Person of Interest , our preferent raw “ five secondment into the succeeding series ” about two surveillance vigilantes and the maybe sentient Machine that feeds them the social surety numbers of people who are in peril — or about to cause it . The already - dystopian series is going to take a darker turn tomorrow when it looks like the Machine has plow against its creator , Finch , and his toughened sidekick Reese . It ’s turning evidence over to the Feds , who ’ve been furrow Reese since episode one . In these sole clips , you get a glimpse of a tense conniption where Reese is try on to make a lam , preserve his own ass and his number of the week in the outgrowth .

And look who the number of the hebdomad is ! It ’s Amy Acker , AKA Fred from Angel and Dr. Saunders from Dollhouse and the frazzled head of Chem from Cabin in the Woods . Yay ! She plays a psychologist who seems like she ca n’t stop processing Reese ’s feelings , even when they ’re fleeing from the Feds who are red-hot on his tail end .

Will the Machine betray Finch and Reese ? Will Carter be able to help them in time ? Will Amy Acker avail Reese finally deal with his issues ? All I can say is I ’m seriously glad that this techno - paranoid show has gotten such good rating , and has been renewed for a full season next class , because it bring a much - needed dose of bizarreness ( and sartorial quirk ) into my life every week .