Guest Stars Leah Cairns as Kathryn MacLaren J. Alex Brinson as Jeff Conniker William MacDonald as Gary Holden Enrico Colantoni as Vincent Ingram Amanda Tapping as Dr. Katrina Perrow Chad Krowchuk as Simon Rukiya Bernard as Dr. Carroll Co Starring Alyssa Lynch as Rene Bellamy Melanie Papalia as Beth Darcey Johnson as Terry Babak Haleky as Volunteer Jesse Carroll as Tall Driver