Guest Stars Leah Cairns as Kathryn MacLaren J. Alex Brinson as Jeff Conniker Jennifer Spence as Grace Day Kimberly Sustad as Agent Joanne Yates Ben Ratner as Dr. Ivon Teslia Amanda Tapping as Dr. Katrina Perrow Magda Apanowicz as Dawn Kerry Sandomirsky as Dr. Travis Co Starring Rebecca Shoichet voices Voice of Ilsa Haig Sutherland as Doctor Mori Sean Depner as Mikey Fanta Sesay as Michelle Lyle Reginald as Jordan Christina Lee as Nurse Ethan Hippel as Cameron