Guest Stars Tasso Feldman as Dr. Irving Feldman Denitra Isler as Nurse Ellen Hundley Jessica Miesel as Nurse Jessica Moore Vince Foster as Dr. Paul Chu Aneesha Joshi as Padma Devi Allie McCulloch as Dr. Gabbi Johnson Stephen Wallem as Winston Robards Sarah-Nicole Robles as Maya Nuñez Co Starring Viviana Chavez as Nurse Reena Reddy Laura Holloway as Nurse Susan Megan Hayes as Pharmacist Anisa Nyell Johnson as Blood Bank Coordinator #2 Moses Das as EMT #2 Jesse Gallegos as Eucalyptus Ahmad Ghafouri as Pulmonary Doctor Kulani Kai as Scheduling Nurse Sarah Robson as Nephrologist Leigh Higginbotham as Blood Bank Coordinator #1 Scott Deal as Anesthesiologist Trent Mayo as EMT #1 Travis Lee Smith as Foreman Roger Reinhart as Ortho Patient Betty Mitchell as Ortho Patient's Wife