Guest Stars Dominic Rains as Dr. Crockett Marcel Brennan Brown as Dr. Samuel Abrams Nate Santana as Dr. James Lanik Ato Essandoh as Dr. Isidore Latham Molly Bernard as Med Student Elsa Currie Paula Newsome as Caroline Charles Ian Harding as Phillip Davis LaRoyce Hawkins as Kevin Atwater Adam Petchel as Tim Burke Kathy Baker as Nancy Geddes Nhadya Salomon as Olivia Donovan Brian Nelson, Jr. as Mr. Donovan Co Starring Lorena Diaz as Nurse Doris Courtney Rioux as Paramedic Courtney Jeremy Shouldis as Dr. Marty Peterson Casey Tutton as Nurse Monique Lawson Amanda Marcheschi as Nurse Dina Garston Mia Park as Nurse Beth Cole Elena Marisa Flores as Officer Rosado Carlos Rogelio Diaz as Nurse Hank Logan Kroydell Galima as Radiology Tech Gene Pineda Wendi Weber as Radiologist Eliza Young Tasha Anne James as ICU Charge Nurse Patty Katie Caussin as Charge Nurse Darya Thompson Carter Shimp as Cameron Geddes Curtis James as Thomas Donovan