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 Amy Aquino Dr. Janet Coburn Guest Star Yvette Freeman Nurse Haleh Adams Guest Star Deezer D Nurse Malik McGrath Guest Star Lily Mariye Nurse Lily Jarvik Guest Star Kristin Minter Randi Fronczak Guest Star Kyle Richards Nurse Dori Guest Star Dwayne Adway James Reed Guest Star Kari Coleman Mona Guest Star Toy Connor Kynesha Guest Star Julie Dretzin Guest Star John Wells Executive Producer Michael Crichton Executive Producer Neal Baer Executive Producer Jack Orman Executive Producer