As Alan's controversial cure leaves Peter clinging to life, the unchecked virus forces Jordan to make a devastating decision. Walker discovers the surprising truth about her new ally, while Daniel squares off against Balleseros.
Billy Campbell
Dr. Alan Farragut
Meegwun Fairbrother
Daniel Aerov
Jordan Hayes
Dr. Sarah Jordan
Mark Ghanimé
Major Sergio Balleseros
Neil Napier
Dr. Peter Farragut
Kyra Zagorsky
Dr. Julia Walker
Steven Weber
Brother Michael
Matt Long
Dr. Kyle Sommer
Cristina Rosato
Leila Weisner
Hiroyuki Sanada
Dr. Hiroshi Hataki
Severn Thompson
Sister Anne
Alison Louder
Sister Amy
