In the Season 7 premiere, titled " Doubt ," the Intelligence Unit deals with the immediate aftermath of Mayor-elect Brian Kelton’s murder. The episode serves as both a resolution to the Season 6 cliffhanger and a departure for a original cast member. Key Plot Points
: Adam Ruzek begins the season in custody, having been stripped of his police powers after taking the fall for Antonio’s actions in the previous season. He is eventually bailed out by Voight. Cast & Guest Stars Chicago P.D.: Season 7, Episode 1 | Cast and Crew Chicago_P_D_s07e01
: While actor Jon Seda does not appear, his character’s departure is addressed offscreen. Voight reveals he was helping Antonio get to an off-the-books clinic to deal with his drug addiction, which explains his whereabouts during the murder. In the Season 7 premiere, titled " Doubt