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 Christina Brucato Claire Rhodes Guest Star Julie Marie Berman Dr. Sam Zanetti Guest Star Marlyne Barrett Maggie Lockwood Guest Star D.W. Moffett Cornelius Rhodes Guest Star Stephenie Park Dylan Guest Star Kara Killmer Sylvie Brett Guest Star Taylor Kinney Kelly Severide Guest Star John Bonavia Nurse Guest Star Dick Wolf Executive Producer Matt Olmstead Executive Producer Michael Brandt Executive Producer Derek Haas Executive Producer Danielle Gelber Executive Producer Peter Jankowski Executive Producer Joe Chappelle Executive Producer