Events force Lieutenant Casey to team up with the Intelligence Unit, now run by Voight, who doesn’t appear to have changed his crooked ways after his stint in prison. Shay's excitement at the prospect of becoming a parent grows, while Mills and Dawso... (more)n face some personal challenges. Meanwhile, the house comes together to support the opening of Molly's.

Christian Stolte, Christopher Cousins, J.B. Smoove, Jason Beghe, Joe Miñoso, Jon Seda, Kelly Blatz, Larisa Polonsky, Melissa Sagemiller, Ora Jones, Robin Weigert, Scott Eastwood, Tania Raymonde, Yuri Sardarov