Adam Arkin Dr. Aaron Shutt Actor Héctor Elizondo Dr. Phillip Watters Actor Mark Harmon Dr. Jack McNeil Actor Rocky Carroll Dr. Keith Wilkes Actor Carla Gugino Dr. Gina Simon Actor Lauren Holly Dr. Jeremy Hanlon Actor Barbara Hershey Dr. Francesca Alberghetti Actor Mandy Patinkin Dr. Jeffrey Geiger Actor Christine Lahti Dr. Kathryn Austin Actor Peter Berg Dr. Billy Kronk Actor Jayne Brook Dr. Diane Grad Actor Vondie Curtis-Hall Dr. Dennis Hancock Actor Stacy Edwards Dr. Lisa Catera Actor John Tinker Executive Producer Bill D'Elia Executive Producer James C. Hart Executive Producer Nicole Yorkin Executive Producer Dawn Prestwich Executive Producer David E. Kelley Executive Producer