Guest Stars Marc Grapey as Peter Kalmick Luke Mitchell as Dr. Mitch Ripley Devin Kawaoka as Dr. Kai Tanaka-Reed Charles Malik Whitfield as Ben Campbell Luigi Sottile as Sean Archer Conor Perkins as Dr. Zach Hudgins Sophia Taylor Ali as Dr. Zola Ahmad Walter Coppage as Dr. Mark Cameron Paula Marshall as Leanne Archer Cameron Scoggins as Wade Martin Catherine Kresge as Neva Levine Co Starring Lorena Diaz as Nurse Doris Courtney Rioux as Paramedic Courtney Marie Tredway as Nurse Trinidad "Trini" Campos Lynnette Li as Nurse Nancy Elena Marisa Flores as Officer Rosado Matthew Isler as Paramedic Matt Sutton Anthony Jones as Kenneth Rachel Shapiro as Allison Levine Emiliano Garcia as Luis Obrador Angelika Giatras as Sheryl Martin Herbert Harper, Jr. as Tech
