Guest Stars Samuel Hunt as Craig "Mouse" Gurwitch Stella Maeve as Nadia Decotis Nick Gehlfuss as Dr. Will Halstead Kevin J. O'Connor as Commander Fischer Storm Reid as Denise Taylor Anthony Miller as Keith McIntyre John Kelly as Aaron McIntyre Pam Mack as Michelle Post Co Starring Ta'Rhonda Jones as Sherri Gifford Denzel Love as Marcus Omari Ferrell as Jalyn Doug MacKechnie as Husband Jeanne T. Arrigo as DCFS Child Advocate Lara Mainier as Waitress Maurice Demus as Charles Gray Jackson Evans as Crime Scene Tech