Keira KnightleyLoretta McLaughlin
Carrie CoonJean Cole
Chris CooperJack Maclaine
Alessandro NivolaDetective Conley
Rory CochraneDetective Deline
David DastmalchianAlbert DeSalvo
Peter GeretyEddie Corsetti
Robert John BurkeEddie Holland
Ryan WinklesDaniel Marsh
Morgan SpectorJames McLaughlin
Michael MalvestiDetective Donovan
Aurora McLaughlinMaggie
Liam AndersonTommy
Antonio VolpicelliPatrick
Nancy E. CarrollMary McDermott
Therese PlaehnKelly
Stephen ThorneFrank Cole
Greg VrotsosGeorge Nassar
Ian LyonsGordon Nielson
Christian J. MallenPaul Dempsey
Pat FitzThe Killer
Pamela Jayne MorganAnne Samans
Robert C. KirkArthur
Charlie ThurstonFritz
Kate MiddletonPhyllis
Ivan MartinStanley
Kate AvalloneLifestyle Editor
Tamara HickeyEllie
Luke KirbyF. Lee Bailey
Thomas KeeRichard DeSalvo
Kyra WeeksEmmie
John Lee AmesHarrison
Richard O'RourkeOld Addict
James CicconeDetective Linski
Bill CampCommissioner McNamara
Jimmy LeBlancOfficer Dougan
Gary GaloneBelmont Detective
David ConleyOld Desk Cop
Josh DrennenSergeant Burke
Brian FahertyOfficer Sullivan
Caroline NesbitJane Sullivan
Michele ProudeAnna Slesers
Grace Aiello AntczakClaire
Sheriden ThomasNina Nichols
Rosemary HowardHelen Blake
Kris SidberrySophie Clark
Sissy O'HaraIda Irga
Kate LynchBeverly Samans
Corinne OgnibeneStrangler Victim
Erin RoseAssault Victim
Caitlin Zerra RoseYoung Woman
Laura DarrellKaren
Lydia HarrellMs. Thompson
Paula PlumMrs. Quinn
Jake CasperCollege Kid
Danny ConnellyBuilding Super
Frank RidleyIda's Super
Bill MootosDr. Grayson
Jennifer LafleurNurse Patty
Danielle PerryNurse Deb McNulty
Moira DriscollPsych. Orderly
Victor WarrenDirector
Bill ThorpeBrawny Detective
Mike BashInmate
Marissa CarpioProduction Assistant
James WilcoxPolice Examiner
Michael TowJC Kim
Jonathan FieldingHerald Reporter
Owen BurkeOfficer Shanley