Guest Stars Matthew Bennett as Staff Sgt. Slater Gabrielle Miller as Dr. Jillian Sisley Erin Karpluk as Dr. Laura Gray Sarah Podemski as Agent Ledford Jonathan Watton as Nicholas D'Angelo Benz Antoine as Julian Courvreur Sean Bell as Donny Stark Bishop Brigante as Dennis Falk Bruno Verdoni as Damien Katherine Cleland as Danielle Boulanger Allen Altman as Gerard Perrault James Bilik as Jeff Sisley