oight enlists his former cell mate to help take down a major cocaine supplier, while Burgess makes a move regarding her relationship with Ruzek and Roman comes up with a plan to fund Platt and Mouch's wedding.
Jason Beghe Sergeant Hank Voight
Jon Seda Detective Antonio Dawson
Sophia Bush Detective Erin Lindsay
Jesse Lee Soffer Detective Jay Halstead
Patrick John Flueger Officer Kyle Ruzek
Marina Squerciati Officer Kim Burgess
Elias Koteas Detective Alvin Olinsky