Guest Stars Patrick Gallagher as Sheriff Walter Tubb Brooke Smith as Merrilee Legarski Sharon Taylor as Commander Elena Sosa Camille Sullivan as Joanie Sullivan Karin Konoval as Penelope Denesuk Alessandro Juliani as Dr. Wang Camille Hollett-French as Melissa Chad Willett as Robert Sullivan Co Starring Nisreen Slim as Nurse Holt Todd Mann as Ben Marlene Ginader as Doctor Roberta Hillridge Dale Wolfe as Reporter