Boden makes a decision that impacts the race for deputy commissioner. A tense call brings up painful memories for Carver and Damon. Mouch struggles to adjust to the new truck.

Boden makes a decision that impacts the race for deputy commissioner. A tense call brings up painful memories for Carver and Damon. Mouch struggles to adjust to the new truck.

A mysterious caller who is in danger relies on Kidd to help save her and her brother. The firehouse helps Cruz get ready for fatherhood.

A mysterious caller who is in danger relies on Kidd to help save her and her brother. The firehouse helps Cruz get ready for fatherhood.

A series of teen opioid overdoses sees Severide partner with Sean Roman, but begins to suspect there’s more to the story than his old friend is telling him. Casey tries…

Tension builds when a group of rabble-rousers attempt to lock down the firehouse. Brett is faced with a monumental decision. Cruz readies himself for a big day. Gallo and Ritter…

Severide gets angry at Cruz when he feels his orders were disobeyed in the field. Boden reconnects with an old high school friend during a call to a house fire….

When truck and squad are summoned to the scene of a dangerous accident, Chief Boden makes a split-second decision that overrides Chief Anderson, the incident commander whose house was the…

The crew struggles to come to terms with an injury to one of their own; a temporary replacement must be dealt with; Boden ponders some interesting news; Kidd has a…

Firehouse 51 is called in to battle a dangerous structure fire that places everyone in peril. Severide makes a big personal realization. Casey lends another helping hand to Naomi, the…

Patterson fills in for Boden, who’s trying to clear his name. Severide learns where Serena may be hiding. Herrmann and Otis give Freddie a job that keeps him close by….

Lt. Casey is unable to rescue a woman who becomes trapped inside her burning greystone, prompting him and Lt. Severide to butt heads over the husband’s role in the tragedy….

It’s a family reunion when Dawson and Antonio’s mother and father come to Chicago for their big anniversary party, but things quickly turn south. When a deep secret comes to…

After learning the school fire wasn’t an accident, Chief Boden turns up the pressure on Severide and Casey to investigate the cause of the fire that trapped his wife. Fueled…

Boden’s new neighbor asks him for a favor that could have serious repercussions. Severide is upset when he’s treated like a candidate by Patterson. Cruz is visited by a gangbanger…

Boden suspects his neighbor is setting him up; Severide, who’s still on probation, receives a surprise visit from his father and also learns something about Patterson that could be a…

After saving a young girl, Dawson is forced to make a tough decision when she finds out the girl’s father is addicted to painkillers. Herrmann loses his cool and gets…

Boden believes Maddox is behind Serena’s accusations. Severide reaches out to Jamie, who’s Maddox’s lawyer, in an attempt to help. Patterson questions whether Boden can remain chief. Brett and Chili…

With most of the squad still trapped inside the burning warehouse fire, Chief Boden makes a risky last-minute decision in an effort to save his men. Dawson continues to deal…

Lt. Casey puts his life on the line and digs deeper into the shady dealings of Jack Nesbitt. Chief Boden must figure out how to create unity in a divided…

A house fire sees the team attempting to save the lives of a couple trapped inside. Chief Boden prepares to start his new family. The combination of life at work…

Two firehouse members are abducted, triggering a desperate search by the Chicago P.D. Elsewhere, Casey and Dawson struggle to balance their personal and professional lives, and Chief Boden deals with…

Severide and Dawson unearth shocking evidence about the fire that killed Shay. Elsewhere, the firehouse bonds over a serious car accident, and Chief Boden’s father visits, only to give unsolicited…

A temporary chief fills in for Boden, who is forced to take some time off for personal reasons.

The interim chief makes a tactical error during an apartment fire, stirring up tensions and putting careers in jeopardy. Meanwhile, Mouch discovers that his donation to a fertility clinic has…

Herrmann tries to rescue a toddler from a structure fire. Mills discovers unexpected news.

Boden forces members of Firehouse 51 to pull themselves back together in the aftermath of a harrowing fire explosion. While Severide goes missing for one week too many, Casey works…

Severide returns to Firehouse 51, but he is clearly not his usual self. Dawson counts down the weeks until she gets started as a candidate at the Austin Firehouse. Mills…

The members of the firehouse spring into action when a helicopter explodes over a populated area.

A suicide note is delivered to a surprised Dawson and Lt. Severide digs deeper into Bloom’s dark past. Elsewhere, Chief Boden learns shocking news, and with the help of Shay,…

With everyone’s support, Dawson makes final preparations to retake the fireman’s exam, but a call to the field may throw a major wrench into her plans. Elsewhere, Lt. Casey has…

A fire at a boarding school leaves Lt. Severide shaken and wondering if he could have done more. Meanwhile, with the firehouse in full support of Dawson as she retakes…

Lieutenant Casey tries to convince himself and everyone around him that he is one hundred percent healthy following his near-death incident in the line of duty. Shay, not wanting to…

When a drunk driver knocks down a transformer, the entire neighborhood is left without power on a frigid Chicago night and members of Firehouse 51 step up to lend their…

Severide feels sidelined as he leaves Detective Lindsay and the Intelligence Unit to do their job and locate his sister Katie. Shay gets an unusual tip from Chicago Blackhawk players…

Former FBI agent, Ryan Hardy is called out of retirement to track down Joe Carroll after he escapes from prison. Hardy works closely with an FBI team, which includes young,…

Wicks, an ex-con from Lucas’ past, passes through Banshee, triggering memories about the Albino, a brutal insider enlisted by Rabbit to make Lucas’ prison life a living hell. Proctor turns…

Scott, Stiles, Melissa and Stillinski are taken hostage; Allison tracks Derek to the station.

Scott plays in the championship lacrosse game and must figure out a way to stop Gerard. Meanwhile, Allison continues her hunt for Derek and his pack.

Scott races to uncover Gerard’s master plan following a shocking death on the lacrosse field. Derek plots to take Gerard down using his own methods. Erica and Boyd are captured…