When Cal wakes with a life-threatening fever, Grace worries it's a side-effect of his experimental cancer treatment, but Michaela and Ben suspect Cal's condition may be related to a mysterious passenger from Flight 828. As Cal's situation worsens, Ben and Michaela attempt to track down the now-missing passenger.
Elenco: Melissa Roxburgh , Josh Dallas , Parveen Kaur , Athena Karkanis , J.R. Ramirez , Jack Messina , Luna Blaise , Victoria Cartagena , Alfredo Narciso , Tim Moriarty .