Guest Stars Claire Armstrong as Nurse Julie Kenner Conni Miu as Nurse Liz Kwon Scott Wolf as Dr. Richard Miller Douglas Nyback as Dr. Peter Douglas Sarah Allen as Nora Hamda Darrin Baker as Max Garner Jun Che as Dr. Brian Park Samantha Massell as Rachel Heller Connor McMahon as Ethan Ridley Benito Martinez as Javi Elena Juatco as Fiona Voit Alan Van Sprang as Xander Voit Co Starring Christie Stewart as Dr. Monica Barrett Paulyne Wei as Nurse Lucy Yen Allan Dobrescu as Tech Darrin Amalia Jason Burke as Nurse Ray Green Julian Young as Nurse Heather Kosik as Samantha Ridley Naomi Wright as Dr. Metzger Madeleine Donohue as Dr. Carol Jeurling Natalie Lisinska as Dr. Scherl Fallon Bowman as Dr. Wyatt Monika Schurmann as Mediator Tony Le as Transport Medic Leo Zalewski as Robbie Ridley (Age 6) Rob Torr as Priest Jael Obasi as Young Girl Sofía Rodríguez as Triage Nurse David Gingrich as Dr. Steiner Godfrey Mangwiza as Patient
