• 
  Gary Tieche

  regizor

• 
  William Fichtner

  Dr. Bruce Kellerman
• 
  John Hannah

  Robert Dalgety
• 
  Leslie Stefanson

  Shelly Pangborn
• 
  Aimee Garcia

  Gina Willis
• 
  Jane Lynch

  Aileen Poole, RN, Ph.D (10 episodes, 2002)
• 
  Cleo King

  Leticia (1 episode, 2002)
• 
  Patrick Thomas O'Brien

  Mr. Lumly (1 episode, 2002)

• 
  Frank Novak

  Older Security Guard (1 episode, 2002)
• 
  Loanne Bishop

  Soccer Mom (1 episode, 2002)
• 
  Aunjanue Ellis-Taylor

  Quinn Joyner (10 episodes, 2002)
• 
  Jeff D'Agostino

  Frat Boy #1 (1 episode, 2002)
• 
  Wade Williams

  Big Thor Amundsen (8 episodes, 2002)
• 
  Todd Stashwick

  Ribeye (3 episodes, 2002)
• 
  Michaela Conlin

  Dr. Maggie Yang (10 episodes, 2002)

• 
  T.J. Thyne

  I.T. Guy (1 episode, 2002)
• 
  Michael Cudlitz

  Elkin (1 episode, 2002)
• 
  Macy Gray

  Jess (1 episode, 2002)
• 
  Lindsay Frost

  Linda Clark (1 episode, 2002)
• 
  Dan Bucatinsky

  Kurt (1 episode, 2002)
• 
  Anjul Nigam

  Nurse Manoj Nakshi (8 episodes, 2002)
• 
  Tracy Vilar

  ER Nurse #2  (4 episodes, 2002)
• 
  J.J. Boone

  Nurse #2  (2 episodes, 2002)
• 
  Allison Sie

  Reporter #1 (1 episode, 2002)
• 
  Amy Hill

  Amy Park (1 episode, 2002)
• 
  Alyson Reed

  Stevie (1 episode, 2002)
• 
  Robert Joy

  Frank Coones (10 episodes, 2002)
• 
  Anne De Salvo

  Mrs. Baranski (1 episode, 2002)
• 
  Natalie Zea

  Ghost (1 episode, 2002)
• 
  Faran Tahir

  Dr. Banfa (1 episode, 2002)
• 
  Finn Carter

  Violet (1 episode, 2002)
• 
  Meera Simhan

  Dr. Singh (1 episode, 2002)
• 
  Romy Rosemont

  Melora (1 episode, 2002)
• 
  Jullian Dulce Vida

  Gomez (1 episode, 2002)
• 
  Jeanette Miller

  Bernice (1 episode, 2002)
• 
  David Rasche

  Mr. Baranski (1 episode, 2002)
• 
  Jean Sincere

  Evelyn (1 episode, 2002)
• 
  Marshall Bell

  Bill 'Wise Guy' Weisman (3 episodes, 2002)
• 
  James Pickens Jr.

  Mr. Farrell (1 episode, 2002)
• 
  Michael Irby

  Jaime Lopez (2 episodes, 2002)
• 
  Pat Crawford Brown

  Very Old Woman (1 episode, 2002)
• 
  Sheila Kelley

  Pam Kellerman (4 episodes, 2002)
• 
  Rosalind Chao

  Angela Yuan (1 episode, 2002)
• 
  William Russ

  James Wiles (1 episode, 2002)
• 
  Jaimz Woolvett

  EMT #2 (1 episode, 2002)
• 
  Neil Brown Jr.

  P.A.K. (1 episode, 2002)
• 
  Zack Ward

  Dr. Lewis (1 episode, 2002)
• 
  Roberto Montesinos

  Guy (1 episode, 2002)
• 
  Jenna Gering

  Julia (1 episode, 2002)
• 
  Christine Tucci

  Dr. Terri Calamari (6 episodes, 2002)
• 
  Mark Adair-Rios

  Que Paso (4 episodes, 2002)
• 
  Troy Ruptash

  Joe (1 episode, 2002)
• 
  Ron Roggé

  Security Guard Ralph (3 episodes, 2002)
• 
  Vernee Watson

  ER Admit Clerk #1 (1 episode, 2002)
• 
  Greg Cipes

  Tanner (10 episodes, 2002)
• 
  Wendy Phillips

  Mrs. Farrell (1 episode, 2002)
• 
  John Duerler

  Cavanaugh (1 episode, 2002)
• 
  Blayne Weaver

  Smart Ass 2nd Year (1 episode, 2002)
• 
  Ricky Harris

  Randy Stilton (1 episode, 2002)
• 
  Whip Hubley

  Fetterhoff (1 episode, 2002)
• 
  Nick Chinlund

  Neil Ryder (1 episode, 2002)
• 
  James Handy

  Hamilton (1 episode, 2002)
• 
  Mary Stein

  Sandra Conley (1 episode, 2002)
• 
  Darryl Fong

  EMT (1 episode, 2002)
• 
  Lisa Rotondi

  Joanna Dalgety (3 episodes, 2002)
• 
  Terri Hoyos

  Mrs. Davis (1 episode, 2002)
• 
  Nadia Dajani
• 
  Kris Iyer

  J.J. (1 episode, 2002)
• 
  Angela Oh

  Angela (6 episodes, 2002)
• 
  Larry Hankin

  Mr. Orloff (1 episode, 2002)
• 
  J.C. MacKenzie

  Ted (1 episode, 2002)
• 
  Thomas Lennon

  Chester E. Donge (6 episodes, 2002)
• 
  Rainn Wilson

  John Doe (2 episodes, 2002)
• 
  Linda Klein

   Surgical Nurse (8 episodes, 2002)
• 
  Matt Price

  Dr. Matt Posner