Guest Stars Samuel Hunt as Craig "Mouse" Gurwitch Barbara Eve Harris as Commander Emma Crowley Eamonn Walker as Battalion Chief Wallace Boden Madison McLaughlin as Michelle Sovana James McDaniel as Captain Whitaker Brian White as Captain Dallas Patterson Kieran Campion as Coach Darren Sanders Co Starring Melissa Carlson as Meredith Olinsky Sean Michael Sullivan as Bomb Squad Tech Sullivan Elijah Marcano as Ethan Jones Ron Turner as Sikes Michael Perez as Rent-A-Cop Ann Sonneville as Sarah Jones Japhet Balaban as Kirby Peterson Matt Kahler as Jake Daniel Houle as Detective McCabe Roy Anderson as CTA Officer Karen Woditsch as Linda Blake