serves as the gritty introduction to the Intelligence Unit of the Chicago Police Department. Premiering on January 8, 2014, the season consists of 15 episodes that establish Sergeant Hank Voight’s morally complex leadership and the team’s "by any means necessary" approach to justice. Core Cast & Characters

The season finale involves a massive manhunt for the escaped cartel leader Pulpo and a shocking betrayal within the unit.

as Officer Adam Ruzek: A rookie recruited straight from the academy by Olinsky.