Special Guest Stars Nick Gehlfuss as Dr. Will Halstead Jesse Lee Soffer as Detective Jay Halstead S. Epatha Merkerson as Sharon Goodwin Brian Tee as Dr. Ethan Choi Torrey DeVitto as Dr. Natalie Manning Guest Stars Randy Flagler as Firefighter Harold Capp Annie Ilonzeh as Paramedic Emily Foster Kristen Gutoskie as Chloe Cruz Steven Boyer as Assistant Deputy Commissioner Jerry Gorsch Louis Herthum as Pat Halstead Co Starring Anthony Ferraris as Firefighter Tony Ferraris Daniel Kyri as Darren Ritter Steve Chikerotis as Chief Walker Desmond Gray as Paramedic Desmond Courtney Rioux as Paramedic Courtney Cesar Jaime as Paramedic Cesar Timothy Weinert as Lieutenant Paxson Geneva Maccarone as Jane Doe James Shinkle as Building Manager Zachary Uzarraga as Josh Fernando Del Cuadro as Distinctive-Looking Man Jay Rattle as Ronnie Strouse Kelsey Bunner as New Mom Elena Cohen as Blair Uncredited Anne Lockhart voices Dispatcher
