Guest Stars Marc Grapey as Peter Kalmick Charles Malik Whitfield as Ben Campbell Devin Kawaoka as Kai Tanaka-Reed Conor Perkins as Dr. Zach Hudgins Luigi Sottile as Sean Archer Luke Mitchell as Dr. Mitch Ripley 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 Rachel Shapiro as Allison Levine Emiliano Garcia as Luis Obrador Angelika Giatras as Sheryl Martin Herbert Harper Jr. as Tech Anthony Jones as Kenneth