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 Cristina Rosato as Leila Weisner Kayla DiVenere as Lizzie Jonah Carson as Sick Passenger André Bédard as Mycotic Passenger Johnny Sa as 3rd Passenger Karine Dashney as Female Follower Kathleen Mackey as Feral Woman Patricia Summersett as Lt. Commander Winger
