• 
  Graham Yost

  scenarist

• 
  Kelly Hu

  Rachel Durrel (2 episodes, 2003)
• 
  Virginia Madsen

  Erika Ashland (1 episode, 2003)
• 
  Neal McDonough

  David McNorris
• 
  Lana Parrilla

  Teresa Ortiz
• 
  Donnie Wahlberg

  Joel Stevens
• 
  April Grace

  Cynthia (1 episode, 2002)
• 
  Charlayne Woodard

  Marvella King (1 episode, 2003)

• 
  Joel David Moore

  Usher #2 (1 episode, 2002)
• 
  David Dunard

  Irate Grandfather (1 episode, 2002)
• 
  Frank Novak

  Mack Bosell (1 episode, 2002)
• 
  Alex Meneses

  Vicki Pineda (1 episode, 2002)
• 
  Cullen Douglas

  Arnold Rabjohn (1 episode, 2003)
• 
  Patrick Kilpatrick

  Trevor Jankowski (1 episode, 2003)
• 
  Doug Hutchison

  Wally Pollard (1 episode, 2003)

• 
  Dan Byrd

  Eddie Colson (1 episode, 2002)
• 
  Wade Williams

  Paul Barnes (1 episode, 2003)
• 
  Paige Hurd

  Grace Adams (1 episode, 2002)
• 
  Dwight Hicks

  SWAT Cop #1 (1 episode, 2002)
• 
  Beau Billingslea

  Police Academy Commandant (1 episode, 2003)
• 
  Raymond Cruz

  Ruben (1 episode, 2002)
• 
  Rino Romano

  Paul Turcotte in 1976 (1 episode, 2002)
• 
  Andy Umberger

  Lawrence Gates (1 episode, 2002)
• 
  Brian Goodman

  Spath (1 episode, 2002)
• 
  Robert LaSardo

  Pope (1 episode, 2003)
• 
  Bruce A. Young

  Ronnie Tucker (2 episodes, 2003)
• 
  LeVar Burton

  Marvin Lloyd (1 episode, 2003)
• 
  Matt Craven

  Dr. Michael Hirsch (2 episodes, 2002-2003)
• 
  Jessica Lundy

  Vivian Colson (1 episode, 2002)
• 
  Gregg Henry

  Robert Colson (1 episode, 2002)
• 
  Lombardo Boyar

  Eddie (1 episode, 2003)
• 
  Juan Carlos Cantu

  Cemetery Worker (1 episode, 2003)
• 
  Malcolm Brownson

  Charlie (1 episode, 2003)
• 
  Kevin Dunn

  Ron Berman (1 episode, 2002)
• 
  Richard Erdman

  Kevin's Dad (1 episode, 2002)
• 
  Trent Cameron

  Bernie Leonard (1 episode, 2003)
• 
  J.C. Brandy

  Chandler (1 episode, 2003)
• 
  Bix Barnaba

  Homeless man (1 episode, 2003)
• 
  Rick Ravanello

  Sean Dornan (1 episode, 2002)
• 
  Kate Flannery

  Tracey (1 episode, 2003)
• 
  Robert Trebor

  Keith (1 episode, 2003)
• 
  Garikayi Mutambirwa

  Friend #2 (1 episode, 2002)
• 
  Nina Garbiras

  Andrea Little (18 episodes, 2002-2003)
• 
  Sven Holmberg

  Alex Nikolaev (1 episode, 2002)
• 
  Larry Joshua

  Chet (1 episode, 2002)
• 
  Patricia Wettig

  Nora Jean Flannery  (1 episode, 2002)
• 
  Cathrine Grace

  Lady (1 episode, 2003)
• 
  Annika Peterson

  Katrina (3 episodes, 2002-2003)
• 
  Ernie Grunwald

  Charlie Graham (1 episode, 2002)
• 
  Alexander Gould

  Tom at 8 (1 episode, 2002)
• 
  Miguel A. Núñez Jr.

  Freaktown (1 episode, 2002)
• 
  Neil Patrick Harris

  Peter Corman (1 episode, 2003)
• 
  Rebecca De Mornay

  'Sabrina Fithian' Jill Foster (2 episodes, 2003)
• 
  Gina Hecht

  Doreen Stein (1 episode, 2003)
• 
  Stacy Keach

  Jack 'Mac' McNorris (1 episode, 2003)
• 
  Rick Worthy

  Malcolm Barker (1 episode, 2003)
• 
  Christian Camargo

  Bradley Dawson (1 episode, 2003)
• 
  Chris Mulkey

  Kevin Van Horn (1 episode, 2002)
• 
  Michael Adler

  Bank manager (1 episode, 2003)
• 
  Richard Harper Gomez

  Detective Daniel Ramos (3 episodes, 2003)
• 
  J. Marvin Campbell

  Tall cop (1 episode, 2003)
• 
  Tyler Christopher

  Holden McKay (1 episode, 2002)
• 
  Jason George

  Thomas Paltrow (1 episode, 2003)
• 
  Ramón Franco

  Luis Valdoriso (1 episode, 2002)
• 
  Susan Ward

  Layla French
• 
  Mykelti Williamson

  Detective Bobby 'Fearless' Smith (24 episodes, 2002-2003)
• 
  Verda Bridges

  Grace's Mom (1 episode, 2002)
• 
  Roma Maffia

  Sally Jacobson (1 episode, 2003)
• 
  Chase Ellison

  Willie Stevens  (3 episodes, 2002-2003)
• 
  Silas Weir Mitchell

  Erik Sorenson (1 episode, 2002)
• 
  Shannon Sturges

  Cherie Hechler (1 episode, 2002)
• 
  Cody Kasch

  Trevor 'T.J.' Jankowski Jr. (1 episode, 2003)
• 
  Bob Clendenin

  Doofus (1 episode, 2002)
• 
  Casey Sander

  Burnham aka Preston Slocum (1 episode, 2003)
• 
  Stephen Macht

  John Donadoni (1 episode, 2003)
• 
  Richard Tyson

  Frank Needham (1 episode, 2003)
• 
  Todd Bryant

  Ryan (1 episode, 2002)
• 
  David Proval

  Paul Turcotte (3 episodes, 2002-2003)
• 
  Anthony Montgomery

  Recruit Officer Dwight Baker (1 episode, 2003)
• 
  Jamie McShane

  CSU  (2 episodes, 2003)
• 
  Damien Leake

  Mr. LaFontaine (1 episode, 2002)
• 
  Kenny Johnson

  Robert 'Bobby' Cherry (1 episode, 2003)
• 
  Katherine Disque

  French Maid (1 episode, 2002)
• 
  Sean Squire

  Dennis Rahming (1 episode, 2003)
• 
  Ja'net DuBois

  Denise Smith (1 episode, 2003)
• 
  Dorian Kingi

  Nixon (1 episode, 2002)
• 
  Michael Paul Chan

  Lobo Chan (1 episode, 2003)
• 
  Megan Henning

  Emily (1 episode, 2002)
• 
  Anthony Winters

  Raymond Washington (1 episode, 2003)
• 
  Kathleen Wilhoite

  Sally McBride (1 episode, 2003)
• 
  Henry G. Sanders

  Police Sergeant Miller (2 episodes, 2002-2003)
• 
  Kevin Dunigan

  FBI Agent Laughlin (1 episode, 2003)
• 
  Gary Basaraba

  Officer Ray Hechler (24 episodes, 2002-2003)
• 
  David Figlioli

  Carl (1 episode, 2003)
• 
  Kendall Clement

  By Stander (1 episode, 2003)
• 
  Rebecca Lowman

  Lisa (1 episode, 2002)
• 
  Megan Ward

  Kelly Stevens (8 episodes, 2002-2003)
• 
  Roshawn Franklin

  Marcus Smith (1 episode, 2003)
• 
  Damion Poitier

  Hazing leader (1 episode, 2003)
• 
  Christopher Kriesa

  Warden Frank Collins (1 episode, 2003)
• 
  Michael Wiseman

  Greg Wisnicki (1 episode, 2003)
• 
  Mark Ivanir

  Vadim Solonick (1 episode, 2002)
• 
  Joe Penny

  Les Van Buren
• 
  Jennifer Sky

  Laura  (1 episode, 2002)
• 
  Dorian Harewood

  Captain Ronald Hicks (7 episodes, 2002-2003)
• 
  Daniel Zacapa

  Carlos Ramirez (1 episode, 2003)
• 
  Shawn Smith

  James King (1 episode, 2003)
• 
  Christopher Gorham

  Gordon Sinclair (1 episode, 2003)
• 
  Tommy Hinkley

  Mr. Flannery (1 episode, 2002)
• 
  Lisa Waltz

  Pamela Donner (1 episode, 2003)
• 
  Mark Totty

  Chip Pollard (1 episode, 2003)
• 
  Dayo Ade

  Banger (1 episode, 2003)
• 
  Derek Hamilton

  Jimmy Black (1 episode, 2002)
• 
  Ray Laska

  Edward Nelson (1 episode, 2003)
• 
  Michael Dempsey

  Recovering drunk (1 episode, 2003)
• 
  Tzi Ma

  Mr. Lam (1 episode, 2002)
• 
  Tom Yi

  Curt (1 episode, 2002)
• 
  Katee Sackhoff

  Holly (1 episode, 2003)
• 
  Tom Wright

  Carl Bouchard (1 episode, 2003)
• 
  Chris Gartin

  Jonny Rand (1 episode, 2003)
• 
  David Jean Thomas

  Alan Rahming (1 episode, 2003)
• 
  Jason Gedrick

  Officer Tom Turcotte (24 episodes, 2002-2003)
• 
  Jay Huguley

  Chris Hamlin (1 episode, 2003)
• 
  John Kapelos

  Hugo Pinkston (1 episode, 2002)
• 
  Michael Muhney

  Chris Griggs (1 episode, 2002)
• 
  Marcus Folmar

  Owen (1 episode, 2003)
• 
  John Ales

  Shackman (1 episode, 2003)
• 
  Kelly Rowan

  Marian McNorris (4 episodes, 2002-2003)
• 
  Tish Daniels

  Meter Reader (1 episode, 2003)
• 
  Brian Howe

  Bartender (1 episode, 2003)
• 
  Arlen Escarpeta

  Cantrel LaFontaine (1 episode, 2002)
• 
  Wendy Schaal

  Darlene Beechem (1 episode, 2002)
• 
  Alia Shawkat

  Denise Stein
• 
  Sam Anderson

  Scott Dawson (2 episodes, 2003)
• 
  Matthew Jones

  Snitch (1 episode, 2003)
• 
  Mark Moses

  Don Schneider (1 episode, 2002)
• 
  Bobby Hosea

  Greg Haymer (1 episode, 2003)
• 
  Loren Lester

  Homeowner (1 episode, 2002)
• 
  Lola Glaudini

  Dominatrix (1 episode, 2003)
• 
  Kim Murphy

  Susan (2 episodes, 2002)
• 
  William Charlton

  Surveillance Tech (1 episode, 2003)
• 
  Ty Hodges

  Friend #1 (1 episode, 2002)
• 
  Dempsey Pappion

  Young Greg Haymer (1 episode, 2003)
• 
  Anne Judson-Yager

  Rebecca Schneider (1 episode, 2002)
• 
  Kareem J. Grimes

  Young Owen (1 episode, 2003)
• 
  Paul Norwood

  Straight Arrow (1 episode, 2003)
• 
  Joe Spano

  Henry Stein (1 episode, 2003)
• 
  Raymond O'Connor

  Albert Beechem (1 episode, 2002)
• 
  Howard Hesseman

  Mel Castle (1 episode, 2003)
• 
  Frank John Hughes

  Officer Vincent Manzani (2 episodes, 2003)
• 
  Fredric Lehne

  Reggie Flood (1 episode, 2002)
• 
  Robert Wisdom

  Chronic  (1 episode, 2003)
• 
  Ken Davitian

  Jewelry Store Owner (1 episode, 2003)
• 
  Beth Grant

  Landlady (1 episode, 2003)
• 
  Deborah May

  Ellen Little (2 episodes, 2002)
• 
  Ali Hillis

  Melanie Stone (1 episode, 2002)
• 
  Thomas Durocher

   Police officer (15 episodes, 2002-2003)
• 
  Vanessa Williams

  Katherine Pierce