Chicago Fire · Season 12 13 Episodes

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NoFirst Air DateNameOverview
12x1Barely GoneFirehouse 51 is forced to share space with Firehouse 17. Kidd and Herrmann fight over Ritter. An arson case tests Kidd and Severide's relationship. Firehouse 51 says goodbye to one of its own.
12x2Call Me McHollandMouch sets out to change his legacy and nickname. Ritter pushes Herrmann to see a doctor. Brett searches for the perfect wedding venue.
12x3TrappedAfter witnessing a domestic dispute, Brett and Violet decide to take the investigation into their own hands. Mouch vets Truck 81's new firefighter. Herrmann relies on something new to aid him on the job.
12x4The Little ThingsJulia spends a couple of days at 51. Boden's stepson returns, desperate for Boden to help his mother. After a little girl starts a fire in her backyard, Kidd and her team decide to dig deeper.
12x5On the HookAfter their defibrillator malfunctions on a call, Brett and Violet search for answers. Herrmann tries to find the perfect home for his new recliner. A secret from Gibson's past comes to light.
12x6Port in the StormFirehouse 51 welcomes back some familiar faces and says goodbye to Brett. Violet scrambles to decorate Brett's wedding venue. A call at the expo center takes a shocking turn.
12x7Red FlagViolet clashes with her new partner. Severide discovers a hidden stash of money on a call and squares off against the cops working the case. Mouch gets a parking ticket.
12x8All the DarkA hazmat call at a dialysis center leads to a shocking discovery. Boden clashes with Paramedic Chief Robinson. Carver notices a concerning change in Gibson's behavior.
12x9Something About HerSeveride, Kidd and Van Meter investigate a fire at a recording studio. Kylie helps James keep a secret from Boden. Mouch struggles to maintain boundaries with a paramedicine client.
12x10The Wrong GuySeveride steps in as ranking officer at 51. Kidd fights to save her Girls on Fire program. Cruz's family is threatened when someone from Javi's past resurfaces.
12x11Inside ManSeveride goes for an unexpected ride on Truck 81. Ritter's worlds collide when his secret cop boyfriend helps 51 track down Severide and the missing rig.
12x12Under PressureSeveride and Violet risk clashing with Paramedic Chief Robinson after Lennox makes a dangerous decision on a call. Capp and Tony attempt to break a world record.
12x13Never Say GoodbyeBoden 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.


Kelly SeverideTaylor Kinney
Christopher HerrmannDavid Eigenberg
Darren RitterDaniel Kyri
Joe CruzJoe Miñoso
Stella KiddMiranda Rae Mayo
Randy 'Mouch' McHollandChristian Stolte
Violet MikamiHanako Greensmith
Wallace BodenEamonn Walker


CrewCreatorDerek Haas
Michael Brandt
ProductionProducerDick Wolf