The Best Episodes of Chicago P.D.

Tensions run high as Intelligence seeks justice for Olinsky after he's stabbed in prison; Antonio's loyalty is put to the test; Woods looks to take down Voight once and for all. Season Finale.

Director: Eriq La Salle

Writer: Rick Eid, Timothy J. Sexton

In the Season 3 finale, the team investigates the murder of a single mom who was in contact with Voight's now-reformed son, who was himself brutally assaulted. Meanwhile, Roman makes a major decision and Crowley plans to make changes within the unit.

Director: Mark Tinker

Writer: Craig Gore, Tim Walsh

Voight and the team muster all their expertise to bring down a deadly crime ring. Burgess finds herself in a dangerous situation.

Director: Chad Saxton

Writer: Rick Eid, Gwen Sigan

After tragedy strikes Intelligence, the unit must persevere during an adrenalized manhunt across the city.

Director: Victor Macias

Writer: Gavin Harris

With Kelton’s election all but assured, Voight and his team must go off book in a last-ditch effort to save Intelligence from getting axed.

Director: N/A

Writer: N/A

After zeroing in on the suspect responsible for the bioterrorism that’s gripping Chicago, the PD prepares to undertake their biggest manhunt yet. Upton is torn between helping track down the perp and providing emotional support to the scared young girl that needs her. Voight fears his team is being sent on a wild goose chase. The crossover starts on Chicago Fire S08E04 Infection (I) and Chicago Med S05E04 Infection, Part II (II).

Director: N/A

Writer: N/A

Atwater goes undercover to take down a gun-trafficking ring, but discovers an officer from his past is undercover in the same organization.

Director: N/A

Writer: N/A

With the suspects still at large and conditions worsening underground, first responders race to reach the trapped victims, while the investigation into the assailants comes into focus. The crossover starts on Chicago Fire S13E11 In the Trenches (I) and Chicago Med S10E11 In the Trenches (II).

Director: Chad Saxton

Writer: Joe Halpin

Halstead and Atwater go under cover to prevent military-grade weapons from hitting the street; Voight calls in a favor to clear Olinsky's name for Bingham's murder.

Director: Carl Seaton

Writer: Rick Eid, Timothy J. Sexton

In an attempt to dig himself out of a hole and save someone close to him, Antonio crosses a line that puts the entire team at risk.

Director: Nicole Cummins-Rubio

Writer: Rick Eid, Timothy J. Sexton

Voight and the Intelligence Unit focus all their effort and resources into investigating the disappearance of an exotic dancer who served as a long-time criminal informant for their team

Director: Eriq La Salle

Writer: Gavin Harris

After receiving a distressing 911 call, Burgess enlists the team's help to track down a girl caught up in a sex-trafficking ring.

Director: N/A

Writer: N/A

When Upton and Ruzek answer an emergency call to an abandoned house, their investigation leads them down a dark path.

Director: Carl Seaton

Writer: Gwen Sigan

Burgess gives chase after Roman is wounded by a hooded perp who opened fire on their patrol car and shoots who she thinks is the suspect, but no gun is found at the scene—and the person she shot is a 17-year-old honor student.

Director: Jean de Segonzac

Writer: Matt Olmstead, Michael Brandt, Derek Haas

Halstead's partying with Camila unintentionally puts him in the middle of a drug-related homicide. He's forced to choose between loyalty to his unit and his girl. Meanwhile, Voight finally discovers the mole in his unit.

Director: Carl Seaton

Writer: Rick Eid, Gwen Sigan

The shocking murder of young boys affects Halstead. Crawford encourages Intelligence to use a new facial-recognition software to help identify a suspect, but the plan backfires.

Director: N/A

Writer: N/A

As the team investigates the stabbing of a father with two young daughters, they begin to suspect there is more to the story than meets the eye. The FBI investigation into Roy Walton’s death intensifies while Voight, Upton and Halstead feel the heat.

Director: Charles S. Carroll

Writer: Scott Gold

With the FBI closing in on the Roy Walton investigation, Voight and Halstead strategize on a way out. After a city bus driver is shot by a passenger, the team investigates a possible abduction.

Director: Lisa Robinson

Writer: Gwen Sigan

After an explosion rocks the case, the team scrambles to finally take down Escano as everyone nears their breaking point.

Director: Chad Saxton

Writer: Gwen Sigan

As the monthslong investigation into the serial killer reaches its close, Voight must outsmart the offender in a race against the clock. Upton must make a vital decision.

Director: Chad Saxton

Writer: N/A

An unexpected visitor causes disruption for Ruzek and Burgess amidst an emotional investigation involving an unidentified young girl.

Director: Lisa Robinson

Writer: N/A

SVU's Benson, Fin and Amaro help with the investigation of a rape-murder that's similar to a decade-old case in New York; and, after he's questioned, a suspect warns Lindsay that the investigation could have unintended consequences. The crossover starts on Chicago Fire S03E21 We Called Her Jellybean (I). It continues on Law & Order: Special Victims Unit S16E20 Daydream Believer (III).

Director: Nick Gomez

Writer: Matt Olmstead

The team is terrorized by a gun-wielding father who is desperate to find his missing daughter. Bunny stirs up accusations of misconduct from Voight's past.

Director: Fred Berner

Writer: Eduardo Javier Canto, Ryan Maldonado

When Lindsay receives a panicked call from her mother Bunny whose boyfriend had just been shot, Lindsay must figure out the best way to approach the situation, as her mother is now a murder suspect. The case opens up when a group of high school students OD, and the drugs in question relate back to the situation with Bunny. In addition to her mother's issues, Lindsay finds herself up against the review board dealing with consequences of her actions.

Director: Mark Tinker

Writer: Mike Weiss

When Atwater disappears at the house of a convicted felon, the evidence doesn't look promising - with his belongings and his blood left behind. Intelligence rallies to rescue him before it's too late. And Atwater struggles for survival faced with not only his captor but also a difficult connection to his past.

Director: Eriq La Salle

Writer: Gavin Harris