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 Erik Palladino Dave Malucci Actor Ming-Na Wen Actor Toy Connor Kynesha Guest Star James Cromwell Bishop Stewart Guest Star John Lacy Kevin Poole Guest Star Yvette Freeman Nurse Haleh Adams Guest Star Alan Dale Al Patterson Guest Star Conni Marie Brazelton Nurse Connie Oligario Guest Star Gedde Watanabe Nurse Yosh Takata Guest Star David Brisbin Dr. Alexander Babcock Guest Star Wendy Gazelle Julie Hembree Guest Star Anna Getty Anne Guest Star John Wells Executive Producer Michael Crichton Executive Producer Neal Baer Executive Producer Jack Orman Executive Producer