Chicago PD

In the season premiere, as the Sheldon Jin murder investigation moves forward, Voight (Jason Beghe) is under close watch by Internal Affairs but he's still in complete command of the intelligence unit. A routine undercover job becomes anything but when Voight's SUV is T-boned while trailing an armored car carrying Ruzek (Patrick Flueger). At District, Burgess (Marina Squerciati) meets her new partner, Sean Roman (Brian Geraghty) and tension is high from the start. Soon she realizes there's more to his story. After a long day, Lindsay pays a visit to someone she hasn't seen in a very long time -- her mom, Bunny (guest star Markie Post). Jon Seda, Jesse Lee Soffer, Elias Koteas, LaRoyce Hawkins and Amy Morton also star. Stella Maeve, Robert Ray Wisdom and Ian Bowen guest star.

Intelligence begins to look into a string of murders where the victims have a dollar bill pinned to their chests. Thanks to some digging by Ruzek (Patrick Flueger), Voight (Jason Beghe) learns his friend was involved in some shady business dealings. Antonio (Jon Seda) and Halstead (Jesse Lee Soffer) follow-up on some leads that help focus in on the culprit and motives for the murders. Meanwhile, Burgess (Marina Squerciati) and Roman (Brian Geraghty) investigate a series of house break-ins and get some help from Desk Sgt. Platt (Amy Morton). Sophia Bush, Elias Koteas and LaRoyce Hawkins also star. Christian Stolte, Markie Post and Stella Maeve guest star.

The bounty on Halstead's (Jesse Lee Soffer) head becomes a serious reality as an innocent bartender takes a bullet meant for him. Olinsky (Elias Koteas) tries to reason with Bembenek (guest star Jason Singer) to call off the hit, to no avail. Voight (Jason Beghe) and the team keep this investigation in-house to find the hired assassin. Meanwhile, after a tense interaction at district Platt (Amy Morton) and Nadia (guest star Stella Maeve) come to an understanding. Jon Seda, Sophia Bush, Patrick Flueger, LaRoyce Hawkins, Marina Squerciati, and Brian Geraghty also star. Markie Post and Paul Schulze guest star.

Two teenage girls have gone missing and the team know the clock is ticking to find them. Halstead (Jesse Lee Soffer), Antonio (Jon Seda) and Lindsay (Sophia Bush) investigate a tenement which gives them a much needed lead. Voight (Jason Beghe) brings the father of one of the girls to district in order to get some honest answers. Meanwhile, Platt (Amy Morton) puts Roman (Brian Geraghty) and Burgess (Marina Squerciati) on gun buy-back duty where they ask questions when they aren't supposed to. Patrick Flueger, Elias Koteas and LaRoyce Hawkins also star. Charlie Barnett, Stella Maeve and Michael James Reed guest star.

While trying to help out Olive (guest star Caroline Neff) Voight (Jason Beghe) is attacked and taken. When he doesn't show for work the team gets suspicious and begin investigating. Ruzek (Patrick Flueger) and Atwater (LaRoyce Hawkins) prove they do belong on the team when they demonstrate smarts and savvy tracking down a lead that will hopefully bring them to Voight. Meanwhile Burgess (Marina Squerciati) and Roman (Brian Geraghty) are trying to track down a girl who has run off with a police badge. Jon Seda, Jesse Lee Soffer, Sophia Bush, Elias Koteas and Amy Morton also star.

Following the death of a 10-year old girl the intelligence unit have one option to gain access to their suspect, go on the inside. Ruzek (Patrick Flueger) and Atwater (LaRoyce Hawkins) act as inmates to work the case from the inside. Outside prison, Voight (Jason Beghe) and Olinsky (Elias Koteas) follow-up on a good lead to answer some questions about the shooting. Meanwhile, Burgess (Marina Squerciati) and Roman (Brian Geraghty) show three boys around district thinking they are part of the Police Explorers program, only to realize that's not quite the case.

The final part of the crossover event finds our intelligence unit joined by detectives from New York's special victims unit to help solve the pedophile ring case. Ruzek (Patrick Flueger) and Det. Amaro (guest star Danny Pino) along with Halstead (Jesse Lee Soffer) and Antonio (Jon Seda) continue to hunt for the link to foster care and child trafficking. Meanwhile Burgess (Marina Squerciati) and Roman (Brian Geraghty) try to find the shooter from the hospital after using surveillance footage to identify him. Platt (Amy Morton) shows her deep respect for police and the dangerous work they do by honoring their fallen brother.

While Antonio (Jon Seda) continues his off-duty security job for Asher (guest star Michael Park) and Layla (guest star India De Beaufort), Asher is killed. Voight (Jason Beghe) and Olinsky (Elias Koteas) make sure Antonio is covered. While they work the case Halstead (Jesse Lee Soffer) and Lindsay (Sophia Bush) go undercover in a rather uncomfortable location. Kot (guest star Chris Agos) shows up to ask Lindsay for an answer.

A friend of Nadia's (Guest star Stella Maeve) leads the intelligence unit to a huge heroin bust. Unfortunately this bust results in Olinsky (Elias Koteas) arriving home to find the suspects are holding his wife (guest star Melissa Carlson). Voight (Jason Beghe) and the team think they've found a common thread with the suspects but it's not who they think. Meanwhile Burgess (Marina Squerciati) and Roman (Brian Geraghty) are given an assignment where they get paired with a K-9 officer, Jenn Cassidy (guest star Spencer Grammer) who is Roman's former partner and girlfriend.

With Burgess (Marina Squerciati) in the hospital after suffering gunshot wounds, the intelligence team is determined to find the people responsible. Lindsay (Sophia Bush) delays her start so she can help with this case. Search of the house provides a lead and when a bomb is triggered a key suspect is found. Meanwhile the team takes turns watching over Burgess. Voight (Jason Beghe) informs Burgess of a new opportunity that this affords her.

Lindsay (Sophia Bush) has her first case with the task force and realizes she needs to call on Voight (Jason Beghe) and the Intelligence unit to assist. Meanwhile Burgess (Marina Squerciati) is back on the job, but relegated to desk duty which allows Desk Sgt. Platt (Amy Morton) the opportunity to partner up with Roman (Brian Geraghty).

Bob Ruzek (guest star Jack Coleman) is the first to arrive on the scene of a double murder. Intelligence arrives to take over the investigation tensions arise as Bob needs to hand over the case to his son (Patrick Flueger) and Voight (Jason Beghe). Lindsay's (Sophia Bush) new gig has her planning a trip to Bolivia for an undercover investigation that could be for an extended amount of time. Burgess (Marina Squerciati) and Roman (Brian Geraghty) realize they need to put past events behind them so it doesn't jeopardize them going forward.

Antonio (Jon Seda) and his sister Gabriela (guest star Monica Raymund) go to the office of Elliot Gish (guest star Robert Knepper), the man they believe started the fire that killed Shay. Intelligence along with patrol officers Burgess (Marina Squerciati) and Roman (Brian Geraghty) put pressure on Gish to try and make him confess. Lindsay (Sophia Bush) approaches Voight (Jason Beghe) about returning to Intelligence when she realizes that the task force isn't what she thought it would be. At the same time Desk Sgt. Platt (Amy Morton) is acting strange and has everyone curious as to why she's being overly cheery, friendly and nice.

Bunny (guest star Markie Post) comes to Lindsay (Sophia Bush) concerned about a suspicious repeat customer at her husband's rental company. This lead brings Intelligence into a case which robbery-homicide has been working for months. Detective Gina Gawronski (guest star Angelique Cabral) downloads their intel to the team, she also happens to be Antonio's (Jon Seda) former co-worker from Vice. Voight (Jason Beghe) doesn't trust Bunny's motives for the tip. Also starring Jesse Lee Soffer, Patrick Flueger, Elias Koteas, Marina Squerciati, LaRoyce Hawkins, Amy Morton and Brian Geraghty. Stella Maeve and Michael Filipowich guest star.

With her recent decision to stay on the beat, Burgess (Marina Squerciati) begins to feel a little regret. While at a convenience store she sees some suspicious activity and pursues it without calling in for backup. Roman (Brian Geraghty) warns against it, but it's too late, Chang (guest star Rich Ting) confiscates their guns and radios. They are trapped with no means to communicate out for support. Meanwhile, it's a slow day in intelligence and they are spending the day receiving taser certification. Also starring Jason Beghe, Jon Seda, Sophia Bush, Jesse Lee Soffer, Patrick Flueger, Elias Koteas, LaRoyce Hawkins and Amy Morton. McKinley Belcher III, Rege Lewis and Calvin Dutton guest star.

Antonio heads undercover with a dangerous robbery crew after a narcotics officer goes missing. Commander Fischer (guest star Kevin J. O'Connor) updates Voight (Jason Beghe) on a missing officer that Narcotics had deep undercover with a robbery crew. Antonio (Jon Seda) connected with one of the crew members years ago, so he's asked to reestablish contact to help them find the officer. Meanwhile, Roman (Brian Geraghty) and Burgess (Marina Squerciati) are dealing with a squatter situation and they enlist Chicago Fire's Mouch (guest star Christian Stolte) to help. Also starring Sophia Bush, Jesse Lee Soffer, Patrick Flueger, Elias Koteas, LaRoyce Hawkins and Amy Morton. Monica Raymund, Caleb Hunt, and Peter Jacobson guest star.

With a World Trade conference in Chicago, all members of intelligence are undercover in various protest groups to determine potential threats. Ruzek (Patrick Flueger), infiltrates the Black Grid group and befriends Sierra (guest star Lucy Blehar). When she ends up dead intelligence is suspicious of an Argentine Secretary, Fabian Sosa (guest star Gary Perez). Voight (Jason Beghe) and Olinsky (Elias Koteas) question Sosa about the death and the team enlists Mouse (guest star Caleb Hunt) to help with their tech needs in tracking Sosa. Meanwhile Halstead's (Jesse Lee Soffer) brother, Dr. Will Halstead (guest star Nick Gehlfuss) shows up in town for an undetermined amount of time and is already stirring up trouble. Also starring Jon Seda, Sophia Bush, Marina Squerciati, LaRoyce Hawkins, Amy Morton and Brian Geraghty.

Intelligence responds to a drug robbery gone wrong and in their investigation it's revealed that the first person Voight (Jason Beghe) ever gave his card to is linked to a double murder. Voight will fight to keep her family safe. At the same time, we learn the real reason why Halstead's (Jesse Lee Soffer) brother Will (guest star Nick Gehlfuss) came to Chicago. Meanwhile Desk Sgt. Platt (Amy Morton) takes care of a young girl at district.

When the father of one of the dead girls explains that he paid Dennis Lee (guest star Kelvin Han Yee) to have her brought to America, this hits home with Olinsky (Elias Koteas). Lee is one of the Chicago's most wanted fugitives and escaped Olinsky once before. Intelligence isn't about to let Lee dupe them again and Olinsky's past files prove valuable in finding Lee's whereabouts. Meanwhile, Sean Roman (Brian Geraghty) has an altercation with a fellow officer which lands him in a bit of trouble. At the same time Platt (Amy Morton) helps prepare Nadia (guest star Stella Maeve) to take her polygraph test after passing the CPD written exam.

Continuation of Chicago Fire, "We Called Her Jelly Bean" episode. Benson (Mariska Hargitay) has traveled into Chicago to help Voight (Jason Beghe) and intelligence with a rape/murder case that is frighteningly similar to a case from New York a decade ago. She calls in Fin (Ice-T) and Amaro (Danny Pino) to assist. The prime suspect, Yates (Dallas Roberts) is let go after rigorous questioning. He then requests a meeting with Lindsay (Sophia Bush) and he warns of unintended consequences from what intelligence is doing.

As District 21 is struggling to come to terms with the loss of one of the team they are forced to put their personal feelings aside when a café is bombed. The unit has several suspects and only one good eye-witness, who happens to be a minor. Halstead (Jesse Lee Soffer) pulls some strings to convince the mom to let him question Isabella (guest star Haley Seda) on what she saw. Atwater (LaRoyce Hawkins) finds himself in hot water when he makes a crucial mistake. Thanks to the tech savvy Mouse (guest star Samuel Hunt) the team is able to gain important intel that could help solve the case. Meanwhile Voight (Jason Beghe) helps Platt (Amy Morton) when she comes up against several roadblocks in an attempt to get a memorial stone for their fallen member. Also starring Jon Seda, Sophia Bush, Patrick Flueger, Elias Koteas, Marina Squerciati and Brian Geraghty. Joe Minoso, Markie Post and Kevin J. O'Connor guest star.

When multiple people are shot inside an athletic club intelligence work to find and take down the shooters before there's any more victims. When they discover that all the targets were from the same law firm it's apparent that it is a case of corporate revenge. Now they need to find out what the motive for these killings. Atwater (LaRoyce Hawkins) is dealing with his new assignment, while doing so he plays a key role in locating the shooters. Meanwhile Platt (Amy Morton) and Halstead (Jesse Lee Soffer) are trying to approach Lindsay (Sophia Bush) to see how she's coping with a recent death.

Retired Commander Perry (guest star Robert Ray Wisdom) enlists Voight (Jason Beghe) and the team to help extract his cop nephew from a unit of corrupt officers who are robbing drug dealers. When things go bad Voight must take down a younger, more violent version of himself. Meanwhile, Lindsay (Sophia Bush) struggles to stay clean. At the same time a woman from Olinsky's (Elias Koteas) past reaches out to him. Also starring Jon Seda, Jesse Lee Soffer, Patrick Flueger, Marina Squerciati, LaRoyce Hawkins, Amy Morton and Brian Geraghty. guest star.

For the tough-minded leader of the Intelligence Unit, there's a gray area between right and wrong.

Voight's most loyal detective guards her past, but not her opinions.