Noah Wyle
John Carter (22 eps)
Anthony Edwards
Mark Greene (22 eps)
Alex Kingston
Elizabeth Corday (22 eps)
Julianna Margulies
Carol Hathaway (22 eps)
Laura Innes
Kerry Weaver (22 eps)
Eriq La Salle
Peter Benton (22 eps)
Maria Bello
Anna Del Amico (22 eps)
George Clooney
Doug Ross (22 eps)
Gloria Reuben
Jeanie Boulet (22 eps)
Emily Wagner
Doris Pickman (15 eps)
Conni Marie Brazelton
Connie Oligario (14 eps)
John Aylward
Donald Anspaugh (14 eps)
Lily Mariye
Lily Jarvik (14 eps)
Paul McCrane
Robert Romano (13 eps)
Mariska Hargitay
Cynthia Hooper (13 eps)
Ellen Crawford
Lydia Wright (13 eps)
Gedde Watanabe
Yosh Takata (11 eps)
Brian Lester
Brian Dumar (11 eps)
Lyn Alicia Henderson
Pamela Olbes (10 eps)
Abraham Benrubi
Jerry Markovic (9 eps)
Kristin Minter
Randi Fronczak (8 eps)
Montae Russell
Dwight Zadro (8 eps)
Dinah Lenney
Shirley (8 eps)
Jorja Fox
Maggie Doyle (7 eps)
Clancy Brown
Ellis West (7 eps)
Jonathan Scarfe
Chase Carter (7 eps)
J.P. Hubbell
Lars Audia (7 eps)
Lisa Nicole Carson
Carla Reece (6 eps)
Michael Beach
Al Boulet (6 eps)
Michele Morgan
Allison Beaumont (6 eps)
William H. Macy
David Morgenstern (5 eps)
Frances Sternhagen
Millicent Carter (5 eps)
Trevor Morgan
Scott Anspaugh (5 eps)
Bellina Logan
Kit (4 eps)
Chad Lowe
George Henry (3 eps)
Erica Gimpel
Adele Newman (3 eps)
Dan Hedaya
Herb Spivak (3 eps)
Roberto Alvarez
Ernesto Ruiz (3 eps)
George Eads
Greg Powell (3 eps)
James Le Gros
Max Rocher (3 eps)
Sam Vlahos
Pablo (3 eps)
Michael Jace
Bill Nelson (2 eps)
Victor Williams
Roger McGrath (2 eps)
Stacey Travis
Detective Weller (2 eps)
Danielle Harris
Laura Quentin (2 eps)
Justin Henry
James Sasser (2 eps)
Dennis Boutsikaris
David Kotlowitz (2 eps)
Perry Anzilotti
Perry (2 eps)
Tara Chocol
Vicki McNeal (2 eps)
Alice Amter
Miriam Nagarvala (2 eps)
Caitlin Dulany
Heather Morgan (2 eps)
Meredith Zinner
Chasity Lee (2 eps)
Tracy Vilar
Doris (2 eps)
Joel de la Fuente
Ivan Fu (2 eps)
Brent Jennings
Nat (2 eps)
Joe Torry
Chris Law (2 eps)
Bonnie Bartlett
Ruth Greene (2 eps)
Kelly Paxton
Clinic Nurse (2 eps)
Kathleen Lloyd
Dr. Mack (2 eps)
Brooke Stephens
Evette Anspaugh (2 eps)
Tricia Dong
Joyce (2 eps)
Kenneth Tigar
Dr. Keinholz (2 eps)
Ted Rooney
Dr. Tabash (2 eps)
Stuart McLean
Radiology Tech (2 eps)
Rose Gregorio
Helen Hathaway (2 eps)
John Cullum
David Greene (2 eps)
Christine Harnos
Jennifer Greene (2 eps)
Khandi Alexander
Jackie Robbins (2 eps)
Carrie Snodgress
Mrs. Lang (1 eps)
Howard McGillin
Herrguth (1 eps)
Taylor Negron
Mr. Prole (1 eps)
Ulysses Cuadra
Jaime Landeta (1 eps)
Lee Arenberg
Juke (1 eps)
Robert Ellenstein
Dr. Swanson (1 eps)
Harold Perrineau
Isaac Price (1 eps)
John Hawkes
P.A. (1 eps)
John Towey
Anatomy Professor (1 eps)
Art LaFleur
Miles Kearney (1 eps)
Greg Serano
EVAC Pilot (1 eps)
Greg Mullavey
Airplane Reject (1 eps)
Gina Mastrogiacomo
Ms. Myra (1 eps)
Amanda Wyss
Mrs. Adams (1 eps)
Coby Bell
Brett Nicholson (1 eps)
Connie Ray
Glenda (1 eps)
Telma Hopkins
Carlene (1 eps)
Penelope Windust
Mrs. Martineau (1 eps)
Stefan Gierasch
Daniel (1 eps)
Summer Phoenix
Petra (1 eps)
Holmes Osborne
Dr. Sayers (1 eps)
Marc Lawrence
Mr. Newton (1 eps)
Sonia Iris Lozada
Mrs. Lopez (1 eps)
Diane Salinger
Sophie's Mom (1 eps)
Peter Murnik
Officer Mulvahill (1 eps)
Rick Overton
Mr. McNamara (1 eps)
Robert DoQui
Minister (1 eps)
Ed Lauter
Fire Captain Dannaker (1 eps)
Geraldine Hughes
Susan McFarlan (1 eps)
Darion Basco
Justin Chang (1 eps)
Robert Symonds
Jay Jackson (1 eps)
Taraji P. Henson
Patrice Robbins (1 eps)
Arjay Smith
Brian (1 eps)
Jessica Tuck
Dr. Hemmings (1 eps)
Sherman Howard
Mr. Schoenberger (1 eps)
Kaz Garas
Tom Melgato (1 eps)
Jules Sylvester
Gary 'Jungle' Lomax (1 eps)
Kimberly Russell
Karen Fern (1 eps)
Kyle Egan
Dori Kerns (1 eps)
Eric Pierpoint
Mr. Dwyer (1 eps)
Hill Harper
Mr. Jackson (1 eps)
Gary Grubbs
Emmet Chambliss (1 eps)
Jesse Borrego
HIV-Positive Patient (1 eps)
Kevin Weisman
Glenn Karkowski (1 eps)
Roger Robinson
Mr. Wass (1 eps)
Cristine Rose
Mrs. Martinez (1 eps)
George Plimpton
John Carter Sr. (1 eps)
David Denman
Jeremy 'Angel' Willis (1 eps)
Nicole Bilderback
Claire (1 eps)
Connor Trinneer
EMT (1 eps)
Tuck Milligan
ER Doc (1 eps)
Eva Mendes
Donna (1 eps)
John Hostetter
Burke Newton (1 eps)
Richard Edson
Vinnie La Fontaine (1 eps)
Taylor Nichols
Mr. Adams (1 eps)
Mickey Rooney
George Bikel (1 eps)
James T. Callahan
Oliver (1 eps)
John Pleshette
Stuart (voice) (1 eps)
Lombardo Boyar
Morris Campbell (1 eps)
Robert Knepper
Keith Reynolds (1 eps)
Karl T. Wright
Dr. Norris (1 eps)
Lauri Johnson
Oncology Nurse (1 eps)
Justina Machado
Ms. Cruz (1 eps)
John Judd
Ricci (1 eps)
Merrin Dungey
Daphina (1 eps)
Cooper Huckabee
Hayes (1 eps)
Darnell Williams
Theo Williams (1 eps)
CCH Pounder
Angela Hicks (1 eps)
Michael Rapaport
Paul Canterna (1 eps)
Lisa Edelstein Russell
Aggie Orton (1 eps)
Kelsey Mulrooney
Sophie (1 eps)
Brad William Henke
John (1 eps)
Davenia McFadden
Mrs. Bevins (1 eps)
Mary Kathleen Gordon
Rose Kyle (1 eps)
Lauren Hodges
Gina (1 eps)
Elisa Gabrielli
Inga Peterson (1 eps)
Amy Farrington
Sandy Mader (1 eps)
George Buck Flower
Lamont (1 eps)
Furley Lumpkin
Dr. Corelli (1 eps)
Michael B. Silver
Paul Myers (1 eps)
Peter Birkenhead
Bite Victim's Father (1 eps)
Jessie Nelson
Bite Victim's Mother (1 eps)
Nicki Micheaux
Mrs. Williams (1 eps)
Gerald S. O'Loughlin
George (1 eps)
Nick Offerman
Rog (1 eps)
Curt Bisquera
Drummer (1 eps)
Silas Weir Mitchell
Luis (1 eps)
François Chau
Neurosurgeon (1 eps)
Matthew Fishman
Todd Lebeck (1 eps)
David Stifel
Boz (1 eps)
Audrey Gelfund
Weeping Woman (1 eps)
Googy Gress
Head Lac (1 eps)
Carlos Alvarado
Gang Member (1 eps)
Sondra Blake
Ethel Hayes (1 eps)
Don Perry
Sam Breedlove (1 eps)
Gary Ballard
Arnold Plum (1 eps)
Gus Corrado
Bluefield (1 eps)
Romeo Rene Fabian
Jesus (1 eps)
Anna Garduno
Mrs. McClay (1 eps)
Peggy Mannix
Mrs. Styman (1 eps)
Jackie Millines
Thomas Anders (1 eps)
Valente Rodriguez
Mr. Trajillo (1 eps)
Joanna Sanchez
Mrs. Trajillo (1 eps)
Viola Kates Stimpson
Estelle Webb (1 eps)
Daniel Quinn
Casey (1 eps)
Richard Grove
Ed (1 eps)
Tim Quill
Josh Torren (1 eps)
Tegan West
Construction Boss (1 eps)
Tom Chick
Weissbroot (1 eps)
Keon Hall
Jason (1 eps)
Ames Ingham
Kirsten (1 eps)
Derek Montgomery
Clayton (1 eps)
Lenny Rose
Ralph (1 eps)
Judy Herrera
Pedes Nurse (1 eps)
Peter Flanders
Fleeing Motorcyclist (1 eps)
Nicholas Sadler
Ricky Melgato (1 eps)
Lillian Hurst
Mrs. Landeta (1 eps)
Peter Allas
Arresting Officer (1 eps)
Wanya Green
Theresa (1 eps)
Jacqueline Schultz
Mrs. Blevins (1 eps)
David Green
Alan (1 eps)
Jackie Roberts
Ms. Davis (1 eps)
Louisa Abernathy
Mrs. Law (1 eps)
Terry Walters
Mrs. Angevine (1 eps)
Michael Milgrom
Joseph Kupchak (1 eps)
Mohamed Omar
Dr. Radhakrishnan (1 eps)
Eleanor Zee
Mrs. Rice (1 eps)
Daniel Murray
Med Tech (1 eps)
Austin James Peck
Angevine's Son (1 eps)
J. Darryl Williams
Bartender (1 eps)
Patrick Kilpatrick
Matthew Lindermulder (1 eps)
Monica Parker
Allergic Woman (1 eps)
Seth Jaffe
Process Server (1 eps)
Shaun Toub
Butler (1 eps)
Benjamin Brown
Officer Franklin (1 eps)
Jo Deodato Clark
Margaret Scarletti (1 eps)
James DeBello
Danny Seeff (1 eps)
Josie DiVincenzo
Christine Jeffrey (1 eps)
Benjamin King
Cosi (1 eps)
Patti Allison
Motel Manager (1 eps)
Frank Califano
Priest (1 eps)
Rick Cramer
McCormick (1 eps)
Aldo Menjivar
Nacho (1 eps)
Paul Kreppel
Mr. Cotmeier (1 eps)
Tripp Law
Mr. Fuhrbusch (1 eps)
Phil Mead
Monty (1 eps)
Amy Smallman
Myrna (1 eps)
Leeza Vinnichenko
Ella (1 eps)
Jascha Washington
Hector (1 eps)
Cynthia Ruffin
Young Mom (1 eps)
Christopher Michael
Security Guard (1 eps)
Frederick Dawson
Bus Driver (1 eps)
Megan Cavanagh
Darlene (1 eps)
John P. Connolly
Officer Billy (1 eps)
Kevin Jackson
Harold Percy (1 eps)
Jack Kehler
Jail Officer (1 eps)
James Lashly
Eddie (1 eps)
Mindy Seeger
Barbara Leeman (1 eps)
Lamont Johnson
Shrike (1 eps)
Richard Morrison
Mr. Deindorfer (1 eps)
Regina Randolph
Katherine (1 eps)
Natalie Core
Mrs. Larkin (1 eps)
Leland Crooke
Bart (1 eps)
Rick Hall
Detective in Larkin Case (1 eps)
Connie Danese
Vinnie's Wife (1 eps)
Joe Marinelli
Joey (1 eps)
Celeste Russi
Maria (1 eps)
Casey Stengel
Tommy Gruger (1 eps)
Terrence Wayne
Floyd (1 eps)
Juanita Wilson
Chris Law's Grandmother (1 eps)
Bayani Ison
Delivery Man (1 eps)
Paul Vasquez
Mr. Martinez (1 eps)
Erica Yohn
Ann Reilly (1 eps)
Sarah Hudnut Brody
Laura Brown (1 eps)
Dena Burton
Mariah (1 eps)
Scott Donovan
Jason (1 eps)
Bob Glouberman
Jeff (1 eps)
Anthony DeSantis
Stanley (1 eps)
Isaac Keith Swann
Roussakoff (1 eps)
Jan R. Hastings
Pedestrian (1 eps)
Dan Metcalfe
Waiter (1 eps)
Roberta Bassin
Francine (1 eps)
Claire Dunlap
Colby (1 eps)
Mary Wickliffe
Evidence Tech (1 eps)
Lily Knight
Mary Cochran (1 eps)
Rebecca Tilney
Judy Cochran (1 eps)
Jeremy Michael Davis
Jack Miller (1 eps)
Chris Coppola
Cop (1 eps)
Randy Kovitz
Dr. Black (1 eps)
Ivy Borg
Trauma Nurse (1 eps)
Matthew Butcher
EVAC Corpsman (1 eps)
Amanda Carlin
Librarian (1 eps)
Dan Gunther
ER Doc (1 eps)
Brittany Haid
ER Nurse (1 eps)
Trudy LaBandelo
Trauma Nurse (1 eps)
Henry LeBlanc
Bartender (1 eps)
Sandra Marshall
Patron (1 eps)
Julie Silverstone
Intern (1 eps)
Derek Sitter
Chopper Pilot (1 eps)
Kristian Sorensen
Color Guard Commander (1 eps)
Michael Kagan
Chuck Arteburn (1 eps)
Robert Covarrubias
Manny Lopez (1 eps)
Melody Garrett
Jackie Teller (1 eps)
Silvana Gallardo
Bertina (1 eps)
Grant Mathis
Ernie (1 eps)
Joey Perillo
Leo Leipziger (1 eps)
Linda Porter
Inga Paulson (1 eps)
Tricia Cast
Mary Jo Reynolds (1 eps)
Eric Saiet
Alex Dibble (1 eps)
Lisa Dinkins
Dr. Hennessy (1 eps)
James Hornbeck
David Zaccarria (1 eps)
Leslie A. Jones
Oncology Nurse (1 eps)
Mason Lucero
Jason (1 eps)
Devon Michael
Eric Reynolds (1 eps)
Jeffrey Noah
Adrian (1 eps)
Jack Orend
Mr. Kyle (1 eps)
Terrie Snell
Luisa (1 eps)
Yukun Lu
Wan Sak Jang (1 eps)
Morgan Nagler
Natalie Logan (1 eps)
Susannah Cranage
Sullivan (1 eps)
Sigal Diamant
Holly (1 eps)
Amy Gross
Beth (1 eps)
Ming Lo
Lindsey Jang (1 eps)
Melora Marshall
Mrs. Logan (1 eps)
Sherri Lubov
Sally Ingram (1 eps)
Ossi Taylor
Ann (1 eps)
Troy Ruptash
Dave Fern (1 eps)
John Walcutt
Cancer Specialist (1 eps)
Badja Djola
Mike Lembreaux (1 eps)
Tony Abatemarco
Loan Officer (1 eps)
Renee Faia
Brianna Thomas (1 eps)
Judd Trichter
Donny (1 eps)
Charlotte Colavin
Sylvia (1 eps)
Harris Shore
Gym Teacher (1 eps)
Keith Bogart
Kirk Stiles (1 eps)
Castulo Guerra
Javier (1 eps)
Neil Marcus
Mr. Lorenzo (1 eps)
Kieran Mulroney
Marty's Father (1 eps)
Janet Rotblatt
Lauretta Wienbach (1 eps)
Darwyn Carson
Katherine Dunlap (1 eps)
Jo D. Jonz
Belinski (1 eps)
Brian Klugman
Russell (1 eps)
Alex Skuby
Medivac (1 eps)
Tom Troupe
Tancred Baumgartner (1 eps)
Grady Hutt
Sam Adams (1 eps)
James Kiriyama-Lem
Dr. Mitsuma (1 eps)
Linda Ljoka
Julie Ryan (1 eps)
Nicole Mancera
Cylla Voliotis (1 eps)
Margarita O'Quendo
Marta Rodriguez (1 eps)
Michael Rispoli
Victor Nable (1 eps)
Rick Alviti
Junior Elvis (1 eps)
Catie Dinsmoor
Amy Nable (1 eps)
Kristy Dinsmoor
Amy Nable (1 eps)
Pete Willcox
Over-the-Hill Elvis (1 eps)
Joanie Fox
Waitress (1 eps)
Page Leong
Gloria (1 eps)
Kenneth Alan Williams
Thomas Gabriel (1 eps)
David Brisbin
Alexander Babcock (1 eps)
Megan Cole
Dr. Upton (1 eps)
Christine Healy
Harriet Spooner (1 eps)
Sam Anderson
Jack Kayson (1 eps)
Mike Genovese
Al Grabarsky (1 eps)
Michael Ironside
William Swift (1 eps)
Yvonne Zima
Rachel Greene (1 eps)
Mark Dakota Robinson
Steven Robbins (1 eps)
Swoosie Kurtz
Tina Marie Chambliss (1 eps)
Jesse Garcia
Daniel Rodriguez (1 eps)
James Dalesandro
Mexican Man (1 eps)