Guest Stars Jordan Hayes as Dr. Sarah Jordan Neil Napier as Dr. Peter Farragut Severn Thompson as Sister Anne Alison Louder as Sister Amy Steven Weber as Brother Michael Clare Coulter as Sister Agnes Jim Thorburn as Caleb Co Starring Sarah Booth as Olivia Jason Cavalier as Immortal Man Annie Carigan as Immortal Woman Cameron Brodeur as Soren Elizabeth Neale as Pregnant Woman Ian Geldart as Rob Travis Martin as Isaac Trevor Botkin as Humanoid Creature