Special Guest Stars Steven Weber as Dr. Dean Archer Guest Stars Charles Malik Whitfield as Ben Campbell Devin Kawaoka as Kai Tanaka-Reed Conor Perkins as Dr. Zach Hudgins Luigi Sottile as Sean Archer Sasha Roiz as Jack Dayton T.V. Carpio as Dr. Grace Song Lee Jones as Dr. Justin Morris Lily Knight as Heidi Supriya Ganesh as Katie Foreman Scott Aiello as Felix Castro Co Starring Lorena Diaz as Nurse Doris Courtney Rioux as Paramedic Courtney Marie Tredway as Nurse Trinidad "Trini" Campos Tonray Ho as Nurse Leah Michael Vaughn Shaw as X-Ray Tech Mike Matthew Isler as Paramedic Matt Rasika Ranganathan as Dr. Asha Mallick Kathleen Czajkowski as X-Ray Technician Kathleen Andy McDermott as Security Chief Kenneth Madsen Neal Dandade as Dr. Topher Sudhir Sia A. Moody as Dr. Ivy Davis Elias Rios as Clint Wendy Lee Evans as Nina Simonds Dawson Reidy as Lucas Simonds Brittnee Williams as Nurse Amanda Drinkall as Dr. Amanda Christian Litke as Paul Julian Griffith as Corporal James Parker
