Anthony Edwards Dr. Mark Greene Actor Eriq La Salle Dr. Peter Benton Actor Noah Wyle Dr. John Carter Actor Laura Innes Dr. Kerry Weaver Actor Alex Kingston Dr. Elizabeth Corday Actor Goran Visnjic Dr. Luka Kovac Actor Maura Tierney Abby Lockhart Actor Paul McCrane Robert Romano Actor Michael Michele Cleo Finch Actor Ming-Na Wen Actor Sherry Stringfield Dr. Susan Lewis Actor Joseph Whipp Alan Guest Star Hallee Hirsh Guest Star Laura Cerón Nurse Chuny Marquez Guest Star Deezer D Nurse Malik McGrath Guest Star Yvette Freeman Nurse Haleh Adams Guest Star Montae Russell Dwight Zadro Guest Star Gedde Watanabe Nurse Yosh Takata Guest Star Virginia Capers Mrs. Wilson Guest Star Bill Chott Glen Ashman Guest Star Sam Doumit Amal Guest Star John Wells Executive Producer Michael Crichton Executive Producer Neal Baer Executive Producer Jack Orman Executive Producer