Guest Stars Mekia Cox as Robin Charles Molly Bernard as Med Student Elsa Currie Paula Newsome as Caroline Charles Ian Harding as Phillip Davis Taylor Kinney as Lieutenant Kelly Severide Joe Miñoso as Firefighter Joe Cruz Uly Schlesinger as Ben Duncan Naian Gonzalez Norvind as Lisa Bell Joe Mikieta as Don Courtney Gabrielle Williams as Sandy Glenn James Konicek as Mr. Nichols Co Starring Casey Tutton as Nurse Monique Lawson Mia Park as Nurse Beth Cole C. Anthony Jackson as Security Guard Earl Naïma Hebrail Kidjo as Paramedic Naïma Puja Mohindra as Dr. Heather Singh Gail Shapiro as Nurse Belinda Hughes Camille Robinson as Nurse Tanya Lang Nicolas J. Carter as Tech Jacob Stanley Angelica Herndon as Dr. Emma Graham Joe Fernadez as Drew Glenn