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 Guest Star Roland Buck III Noah Guest Star Eddie Jemison Stanley Stohl Guest Star Mekia Cox Robin Charles Guest Star Brennan Brown Dr. Sam Abrams Guest Star MaameYaa Boafo Abena Kwemo Guest Star Lily Mojekwu Vera Kwemo Guest Star Lorena Diaz Nurse Doris Guest Star Alixandra von Renner Judy Guest Star Desmond Gray Paramedic Desmond Guest Star Alex Weisman Paramedic Chout Guest Star Tonray Ho Leah Guest Star Casey Tutton Nurse Monique Guest Star Tosin Morohunfola Dr. Allen Vorspan 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