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 Marlyne Barrett Maggie Lockwood Actor Norma Kuhling Dr. Ava Bekker Actor Jesse Lee Soffer Jay Halstead Guest Star Arden Cho Emily Choi Guest Star Heather Headley Gwen Garrett Guest Star Paula Newsome Dr. Caroline CeCe Charles Guest Star Mekia Cox Robin Charles Guest Star D.W. Moffett Cornelius Rhodes Guest Star Nate Santana Dr. Jimmy Lanik Guest Star Mia Park Nurse Beth Guest Star Courtney Rioux Paramedic Courtney Guest Star Casey Tutton Nurse Monique Guest Star Ian Harding Phillip Davis Guest Star Dick Wolf Executive Producer Andrew Schneider Executive Producer, Writer Diane Frolov Executive Producer, Writer Matt Olmstead Executive Producer Arthur W. Forney Executive Producer Peter Jankowski Executive Producer Charles Carroll Director Michael Waxman Director Jeff Drayer Writer Eli Talbert Writer Stephen Hootstein Writer Meridith Friedman Writer Daniel Sinclair Writer Joseph Sousa Writer