Guest Stars Eric Szmanda as Gregory "Greg" Sanders Robert David Hall as Dr. Albert "Al" Robbins Archie Kao as Archie Johnson Skip O'Brien as Det. Ray O'Riley Wayne Wilderson as Paramedic Edwin Kelso Currie Graham as Stanley Hunter Tsianina Joelson as Megan Treadwell Nicole Cannon as Veronica Bradley Faline England as Wendy Maria Celedonio as Melanie Michael Goorjian as Aaron Pratt