Guest Stars Jessy Schram as Dr. Hannah Asher Nate Santana as Dr. James Lanik Tehmina Sunny as Dr. Sabeena Virani Hannah Riley as Anna Charles Michelle Hurst as Beverly MacNeal Tom Choi as Martin Lieu Brenna DiStasio as Anita Palmer Co Starring Lorena Diaz as Nurse Doris Marie Tredway as Nurse Trinidad "Trini" Campos Desmond Gray as Paramedic Desmond Amanda Marcheschi as Nurse Dina Garston Sarah Brooks as Paramedic Juliette Carlos Rogelio Diaz as Nurse Hank Logan C. Anthony Jackson as Security Guard Earl Ari Morgan as Owen Jeffrey Manning Anthony Irons as Alvin Booker Michael McCracken as Dr. Joseph Harper Teddy Boone as Brad Palmer Alizé Lee as Kellie Lieu Jorge Corral as Andre Gomez James Chisem as Frederick MacNeal