Guest Stars Amanda Tapping as Dr. Cantor Eric Mabius as Samiel Co Starring Ted Cole as Paramedic Kim Hawthorne as Nurse Bill Dow as CDC Examiner Nina Roman as Gertrude Epstein Andrew Wheeler as Priest Colin Murdock as Business Man Ingrid Tesch as Mom with Camera Kerry Sandomirsky as R.I.L. Woman Tom Pickett as Train Conductor Robert Thurston as R.I.L. Director Ian Marsh as Track Controller Paul Magel as Orthodox Son David Pauls as Yuppie Aundrea MacDonald as Girl's Mother Jenny-Lynn Hutcheson as Little Girl Tonjha Richardson as Business Woman Ben Derrick as Track Controller Corey Stovin as Patrick Varad