Tommy Beardmore

Voight (Jason Beghe) is assigned a new Internal Affairs handler, Stillwell (guest star Ian Bohen) who proves to be suspicious of Voight's actions. During an investigation involving a gambling ring Voight is forced to work with his former partner from the Gang Unit, Shi (guest star Mark Dacascos). At the same time Halsted (Jesse Lee Soffer) remains fixated on Lonnie Rodiger (guest star Matthew Sherbach) and enlists Jin's (Archie Kao) help to gather more information. Meanwhile, Ruzek's (Patrick Flueger) inflated ego leads Olinsky (Elias Koteas) to take him down a peg and offer a great opportunity to Atwater (LaRoyce Hawkins).

Bull confronts his past when he returns to his childhood home to assist in the arson defense of a young man whose contentious ties to the town mirror Bull's own.