Michael Brandt Creator, Executive Producer Derek Haas Creator, Executive Producer Oliver Platt Dr. Daniel Charles Actor S. Epatha Merkerson Sharon Goodwin Actor Nick Gehlfuss Dr. Will Halstead Actor Yaya DaCosta Nurse April Sexton Actor Colin Donnell Dr. Connor Rhodes Actor Brian Tee Dr. Ethan Choi Actor Torrey DeVitto Dr. Natalie Manning Actor Rachel DiPillo Dr. Sarah Reese Actor Marlyne Barrett Maggie Lockwood Actor Norma Kuhling Dr. Ava Bekker Actor Ato Essandoh Isidore Latham Guest Star Roland Buck III Noah Sexton Guest Star Eddie Jemison Stanley Stohl Guest Star Arden Cho Emily Guest Star Graham Sibley Trevor Guest Star Jesse Lee Soffer Jay Halstead Guest Star Cerall Duncan Amy Guest Star Casey Tutton Nurse Monique Guest Star Lorena Diaz Nurse Doris Guest Star Dick Wolf Executive Producer Andrew Schneider Executive Producer Diane Frolov Executive Producer Matt Olmstead Executive Producer Danielle Gelber Executive Producer Arthur W. Forney Executive Producer Peter Jankowski Executive Producer Joe Chappelle Executive Producer