Guest Stars Allison Wilson-Forbes as Nurse Alice Jess Salgueiro as Nurse Serena Cabrera Pauline Wong as Nurse Pauline Nicole Underhay as Kristine Fields Shaun Benson as Lane Berkley Genelle Williams as Shelby Hart Michael Kaplan as John Doe / Bomber Raven Dauda as Nurse Raven Michael Rhoades as Detective Lozio John Bregar as Adam Hart Jeff Clarke as Mr. Calhar Natalia Jonas as OR Nurse Peter Bailey as Angry Man #2 Lisa Rose Snow as Reporter Penny Eizenga as Injured Person #2 Louis Adams as Angry Man #1 Shakura S'Aida as Cora Boullot Victor Chiu as Injured Person #1 Nathan Hoppe as Angry Man #3 Tye Evans as Injured Runner #3 Brandon Rollo as Injured Runner #2 Diana Cofini as Injured Runner #1
