- Patrick Swayze
- Â Charles Barker / ... 13 episodes, 2009
- Travis Fimmel
- Â Ellis Dove / ... 13 episodes, 2009
- Lindsay Pulsipher
- Â Rose Lawrence 13 episodes, 2009
- Kevin J. O'Connor
- Â Harry Conrad / ... 13 episodes, 2009
- Lawrence Gilliard Jr.
- Â Raymond Beaumont / ... 1 episode, 2009
- Johnny Kastl
- Â Todd Jaracki / ... 6 episodes, 2009
- Pamela Reed
- Â Assistant Director Ida Paulson 2 episodes, 2009
- Francis Guinan
- Â Section Chief Alan Robicheaux 2 episodes, 2009
- Ian Barford
- Â Agent Jonah Michaels / ... 2 episodes, 2009
- Mitchell Fain
- Â Kirby 2 episodes, 2009
- Ray Austin
- Â #3 / ... 2 episodes, 2009
- Sky Ziskin
- Â Abbie Gleason / ... 2 episodes, 2009
- Billy Dec
- Â Agent #2 / ... 2 episodes, 2009
- Sarah Habel
- Â Lucy / ... 1 episode, 2009
- Dan Waller
- Â Joe 1 episode, 2009
- F. David Roth
- Â Albert Saldano 1 episode, 2009
- Brette Taylor
- Â Karen Maguire 1 episode, 2009
- Lou Diamond Phillips
- Â Capone 1 episode, 2009
- John Heard
- Â Dr. Blake 1 episode, 2009
- Gregg Henry
- Â Frank Oland / ... 1 episode, 2009
- George Dzundza
- Â Lieutenant Platko 1 episode, 2009
- Victoria Tennant
- Â Susan Redman 1 episode, 2009
- Vincent Ventresca
- Â Roman Petrescu 1 episode, 2009
- David Pasquesi
- Â Dr. Warren Shelby 1 episode, 2009
- Pablo Schreiber
- Â Officer Delaney 1 episode, 2009
- Gwendoline Yeo
- Â Jennifer Ling 1 episode, 2009
- Chelcie Ross
- Â Alan Posner 1 episode, 2009
- Angela Gots
- Â Nadia 1 episode, 2009
- Sticky Fingaz
- Â Caesar 1 episode, 2009
- Jodi Long
- Â May Nan Nhung 1 episode, 2009
- Natacha Roi
- Â June Walker 1 episode, 2009
- David Parkes
- Â Peter Carrick 1 episode, 2009
- Hans Fleischmann
- Â Tommy Doherty Jr. 1 episode, 2009
- James Hong
- Â Tre Lee Kuo 1 episode, 2009
- Christian Stolte
- Â Sullivan 1 episode, 2009
- Tzi Ma
- Â Kim Nam 1 episode, 2009
- Rodney Rowland
- Â William Dove 1 episode, 2009
- Ron Dean
- Â Petransky 1 episode, 2009
- Jon Sklaroff
- Â Andrei Pachenkov / ... 1 episode, 2009
- Matt DeCaro
- Â Slava Dobre 1 episode, 2009
- Chris Kramer
- Â Jackie Doherty 1 episode, 2009
- Anthony Fleming III
- Â Navarro 1 episode, 2009
- Nambi E. Kelley
- Â Jess 1 episode, 2009
- Michael Vieau
- Â Jimmy Casserly 1 episode, 2009
- Rom Barkhordar
- Â Mohamed 'Max' Ghozlan 1 episode, 2009
- Keith Kupferer
- Â Stefan 1 episode, 2009
- David Gautreaux
- Â Billy Fisher 1 episode, 2009
- Yasen Peyankov
- Â Nikolai 1 episode, 2009
- Karin Anglin
- Â Dr. Lewellyn 1 episode, 2009
- Coburn Goss
- Â Van West 1 episode, 2009
- Sammy A. Publes
- Â Vicente 1 episode, 2009
- Gene Weygandt
- Â Jerry 1 episode, 2009
- Sean Cooper
- Â Mike Smith 1 episode, 2009
- Samantha Sloyan
- Â Grace Morton 1 episode, 2009
- Joe Minoso
- Â Dennis 1 episode, 2009
- Rebecca Spence
- Â Vanessa Shelby 1 episode, 2009
- Bruce A. Young
- Â Ed Marcus 1 episode, 2009
- James Vincent Meredith
- Â Gordon Freed 1 episode, 2009
- Morocco Omari
- Â Harris 1 episode, 2009
- Eric Lane
- Â Caesar's Henchman 1 episode, 2009
- Kim Swennen
- Â Cass 1 episode, 2009
- Alana Arenas
- Â Kelly 1 episode, 2009
- John Mossman
- Â Ethan 1 episode, 2009
- Sean Sullivan
- Â Anthony 1 episode, 2009
- Niki Lindgren
- Â Michelle 1 episode, 2009
- Andrew Navarro
- Â Mosca 1 episode, 2009
- John Hoogenakker
- Â Michael Cooley 1 episode, 2009
- Benjamin Busch
- Â Trevor Heath 1 episode, 2009
- Rich Komenich
- Â Joe Saldano 1 episode, 2009
- Yaniv Rokah
- Â Adam De Figuredo 1 episode, 2009
- John Lister
- Â Security Guard 1 episode, 2009
- Michael Ingersoll
- Â Brad O'Keefe 1 episode, 2009
- Si Osborne
- Â Harry Doyle 1 episode, 2009
- Ricardo Gutierrez
- Â Commander 1 episode, 2009
- Lili-Anne Brown
- Â DeMarco 1 episode, 2009
- Ripper Brown
- Â Big Tattooed Guy 1 episode, 2009
- Tyla Abercrumbie
- Â Agent Sarah Brenner 1 episode, 2009
- Eva Swan
- Â Amanda Taylor 1 episode, 2009
- Peter J. Reineman
- Â Gino 1 episode, 2009
- Janelle Snow
- Â Lauren Barker 1 episode, 2009
- Linda Reiter
- Â Receptionist 1 episode, 2009
- Henry Godinez
- Â Javier Garcia 1 episode, 2009
- Roy Anderson
- Â Sergeant Mulaskey 1 episode, 2009
- Nadirah Bost
- Â Waitress 1 episode, 2009
- Suzan Fakhoury
- Â Farah Ghozlan 1 episode, 2009
- Kirby O'Connell
- Â Rebecca Fourney 1 episode, 2009
- Ana Sferruzza
- Â Abby Telford 1 episode, 2009
- Tony DiFalco
- Â The Assassin 1 episode, 2009
- Jessica Camacho
- Â Savannah 1 episode, 2009
- Heidi Johanningmeier
- Â Marla St. Clair 1 episode, 2009
- Dean Hill
- Â Tommy Doherty Sr. 1 episode, 2009
- Abigail Droeger
- Â Emily 1 episode, 2009
- Jody Booth
- Â Joan 1 episode, 2009
- Corey Rieger
- Â Jason Fiedler 1 episode, 2009
- Cheyenne Pinson
- Â Barista 1 episode, 2009
- E.B. Smith
- Â Marine 1 episode, 2009
- Larry Kucharik
- Â Chairman 1 episode, 2009
- Cliff Chamberlain
- Â Next Guy in Line 1 episode, 2009
- Phillip Edward Van Lear
- Â Martin 1 episode, 2009
- Chris Agos
- Â Stan 1 episode, 2009
- Meredith Droeger
- Â Bree 1 episode, 2009
- Julia Sobaski
- Â Janice 1 episode, 2009
- Bryan Kelly
- Â Bobby / ... 1 episode, 2009
- Vincent Teninty
- Â Evan 1 episode, 2009
- Aidan Traynor
- Â Matt Redman 1 episode, 2009
- Marilynn Bogetich
- Â Receptionist 1 episode, 2009
- Eliana Mockler
- Â Elena 1 episode, 2009
- Lucas Neff
- Â Young Agent 1 episode, 2009
- Ben Marten
- Â Daniel Taylor 1 episode, 2009
- James Farruggio
- Â CPD Cop #1 1 episode, 2009
- Guy Massey
- Â Nervous Guy 1 episode, 2009
- Tommy Lee Johnston
- Â Suit 1 episode, 2009
- Art Fox
- Â Ambassador Edward Morton 1 episode, 2009
- Ethan Phillips
- Â Brandon Cook 1 episode, 2009
- Domenica Fisher
- Â Sorina 1 episode, 2009
- Almas Meirmanov
- Â Attacker 1 episode, 2009
- Guy Van Swearingen
- Â Hickey 1 episode, 2009
- Randy Steinmeyer
- Â Detective 1 episode, 2009
- Jonathan Grotenstein
- Â Poker Dealer 1 episode, 2009
- Wesley Walker
- Â Asian Guy 1 episode, 2009
- Matthew Erickson
- Â Boy 1 episode, 2009
- Dan Maxwell
- Â Pachenkov's Driver 1 episode, 2009
- Kris Wolff
- Â Muscle #1 1 episode, 2009
- Fred Folmer
- Â Doorman 1 episode, 2009
- Elijah Timothy Roberts
- Â Timmy 1 episode, 2009
- Torey Adkins
- Â Jones 1 episode, 2009
- Sean Sullivan
- Â Anthony 1 episode, 2009
- Sarah Danielle Madison
- Â Jennifer unknown episodes
- Steve Mikula
- Â Chicago Cop unknown episodes
- Giota Trakas
- Â EL Passenger unknown episodes
- Brandon Tyler Russell
- Â Michael Barker unknown episodes
- Angelina Lyubomirova
- Â The American Girl unknown episodes
- Joe DeVito
- Â Strip Club Patron unknown episodes
- Jamie Louachai
- Â Pedestrian unknown episodes
- John R. Haley
- Â Pedestrian unknown episodes
- Tony Domino
- Â Bar Patron unknown episodes
- Dan Latham
- Â Bar Patron unknown episodes
- John Rainone Jr.
- Â Self - Barpatron unknown episodes
- Bob Kolbey
- Â Tipsy Pedestrian unknown episodes
- Robert A. Young
- Â Jail guard unknown episodes
- James Pusztay
- Â Sinister Guy unknown episodes
- Tommy Bartlett
- Â FBI Field Office Agent unknown episodes
- Mike Ullrich
- Â Bachelor unknown episodes
- Joseph Mazurk
- Â Bar Patron unknown episodes
- Diana Shield
- Â Bar Patron unknown episodes
- Steven H. Hansen
- Â Diner patron unknown episodes
- Henry Lesley
- Â Bar Patron unknown episodes
- Adrian Turika
- Â El Passenger unknown episodes
- Michael P. LaRaviere
- Â FBI-SWAT unknown episodes
- Greg McAleer
- Â Back Ground unknown episodes
- Greta Dakers
- Â EL Passenger unknown episodes
- Grace O'Neill
- Â Romanian Girl unknown episodes
- Michael White
- Â Homeless man unknown episodes
- Randy Bernales
- Â FBI Agent (uncredited) 6 episodes, 2009
- Shannon Edwards
- Â Dublin Oaks Bar Patron / ... (uncredited) 6 episodes, 2009
- Suzy Brack
- Â Patron at The Dublin Oaks / ... (uncredited) 5 episodes, 2009
- Lisa Wolf
- Â Dublin Oaks Pool Player / ... (uncredited) 5 episodes, 2009
- Randy Skaggs
- Â Pedestrian / ... (uncredited) 4 episodes, 2009
- Danielle Mulligan
- Â Ava (uncredited) 4 episodes, 2009
- Emily Margaret Heitzer
- Â Dublin Oaks Waitress (uncredited) 4 episodes, 2009
- Thurston Hill
- Â FBI Agent / ... (uncredited) 3 episodes, 2009
- Thomas Kosik
- Â FBI Agent / ... (uncredited) 3 episodes, 2009
- Dale Caba
- Â FBI Agent (uncredited) 3 episodes, 2009
- Mike Bach
- Â Bar Patron / ... (uncredited) 3 episodes, 2009
- Jim Nieciecki
- Â FBI Agent (uncredited) 2 episodes, 2009
- Brittany Mason
- Â Business woman / ... (uncredited) 2 episodes, 2009
- Jay Disney
- Â FBI Agent (uncredited) 2 episodes, 2009
- Steven James Price
- Â FBI Agent (uncredited) 2 episodes, 2009
- Brad Carmody
- Â Thug #1 (uncredited) 2 episodes, 2009
- Lorinzo McCoy
- Â Police Officer (uncredited) 2 episodes, 2009
- Mariah Daisy-Sharp
- Â Irish Step Dancer (uncredited) 2 episodes, 2009
- Debbi Burns
- Â Business Woman / ... (uncredited) 2 episodes, 2009
- Chad Manuel
- Â FBI Agent (uncredited) 2 episodes, 2009
- Joseph McGreal
- Â FBI Agent (uncredited) 2 episodes, 2009
- Alec Holmes
- Â Disabled Veteran (uncredited) 2 episodes, 2009
- David Wolfgang von Ehrlicher
- Â Bus Passenger / ... (uncredited) 2 episodes, 2009
- Kaylee Williams
- Â Student (uncredited) 1 episode, 2009
- Leann Van Mol
- Â Waitress (uncredited) 1 episode, 2009
- Tim Krueger
- Â FBI Field Agent (uncredited) 1 episode, 2009
- Ayman Samman
- Â Detective (uncredited) 1 episode, 2009
- Don Kress
- Â EL Passenger (uncredited) 1 episode, 2009
- Al Marchesi
- Â Gang Member (uncredited) 1 episode, 2009
- Nelson Carvajal
- Â Marine Football Player (uncredited) 1 episode, 2009
- Regina Daniels
- Â Student (uncredited) 1 episode, 2009
- Kevin Lingle
- Â Detective (uncredited) 1 episode, 2009
- Mark Nilsson
- Â Agent Larson (uncredited) 1 episode, 2009
- John Stacho
- Â FBI Agent (uncredited) 1 episode, 2009
- Ryan Bernales
- Â FBI Agent (uncredited) 1 episode, 2009
- Roger Welp
- Â Stewart (uncredited) 1 episode, 2009
- William Nero Jr.
- Â Kid in line (uncredited) 1 episode, 2009
- Nick Ferrin
- Â Police Officer (uncredited) 1 episode, 2009
- Christopher Midkiff
- Â Disabled Veteran (uncredited) 1 episode, 2009
- R. Michael Gull
- Â Special Agent (uncredited) 1 episode, 2009
- Golbon Eghtedari
- Â Student (uncredited) 1 episode, 2009
- Bernadette Lords
- Â Nurse (uncredited) 1 episode, 2009
- Charlie Kierscht
- Â FBI Agent (uncredited) 1 episode, 2009
- Gene Fojtik
- Â Fiedler's Partner / ... (uncredited) 1 episode, 2009
- Dion Strowhorn Sr.
- Â FBI Agent (uncredited) 1 episode, 2009
- Jonathan Macchi
- Â FBI Agent (uncredited) 1 episode, 2009
- Heather Arendt
- Â Business Person (uncredited) 1 episode, 2009
- Blaine Mallory
- Â Grace (uncredited) 1 episode, 2009
- Larry Nazimek
- Â ER Patient (uncredited) 1 episode, 2009
- Bill Stoneking
- Â Bar patron (uncredited) 1 episode, 2009
- Mariah Vibes Naella
- Â Caesar's friend (uncredited) 1 episode, 2009
- Francisco Crespo
- Â Street Thug (uncredited) 1 episode, 2009
- Abi McKenzie
- Â Girl At Hot Dog Stand (uncredited) 1 episode, 2009
- Mark Peplow
- Â Train Passenger (uncredited) 1 episode, 2009
- Robert Bobinsky
- Â Police Officer (uncredited) 1 episode, 2009
- Sherry Polachek
- Â Massage Parlor Girl (uncredited) 1 episode, 2009
- Jeff Gamlin
- Â Man Exiting Brothel (uncredited) 1 episode, 2009
- Jackie McKethen
- Â Waitress (uncredited) 1 episode, 2009
- Sandi Nowa
- Â El Train Commuter (uncredited) 1 episode, 2009
- Bill Ibrahim
- Â Hotel Front Desk Staff (uncredited) 1 episode, 2009
- Frank Anthony Meo
- Â Thug #2 (uncredited) 1 episode, 2009
- Gina Brajkovich
- Â Woman on El Train (uncredited) 1 episode, 2009
- Janelle Coats
- Â Bar Patron (uncredited) 1 episode, 2009
- Burton Nance
- Â Bar Patron (uncredited) 1 episode, 2009
- Jeff Albertson
- Â FBI Swat Team Leader (uncredited) unknown episodes
- Kate Kuen
- Â Bartender (uncredited) unknown episodes