Guest Stars Nate Santana as Dr. James Lanik Roland Buck III as Dr. Noah Sexton Charles Malik Whitfield as Ben Campbell Molly Bernard as Med Student Elsa Currie Joelle Carter as Lynne Driscoll Shunori Ramanathan as Priya Patel Co Starring Lorena Diaz as Nurse Doris Courtney Rioux as Paramedic Courtney Jeremy Shouldis as Dr. Marty Peterson Marie Tredway as Nurse Trinidad "Trini" Campos Cesar Jaime as Paramedic Cesar Jodi Kingsley as Madeline Gastern Melissa Canciller as Nurse Melissa Puja Mohindra as Dr. Heather Singh Rasika Ranganathan as Dr. Asha Mallick Oksana Fedunyszyn as Dr. Lainey Daniel Moreno as Alex Minguez Sawyer Jones as Jesse Driscoll Steve Han as Med Student Jacob Hwang