Chicago Fire

Season 4 2015 - 2016
TV-14

  • 2015-10-14T01:00:00Z on NBC
  • 42m
  • 16h 6m (23 episodes)
  • United States
  • English
  • Drama
An edge-of-your-seat view into the lives of everyday heroes committed to one of America's noblest professions. For the firefighters, rescue squad and paramedics of Chicago Firehouse 51, no occupation is more stressful or dangerous, yet so rewarding and exhilarating. These courageous men and women are among the elite who forge headfirst into danger when everyone else is running the other way and whose actions make the difference between life and death.

23 episodes

Season Premiere

2015-10-14T01:00:00Z

4x01 Let It Burn

Season Premiere

4x01 Let It Burn

  • 2015-10-14T01:00:00Z42m

Casey is placed in a dangerous situation while working undercover to bring down a trafficking ring being run out of Nesbitt's club. The squad's high turnover rate results in an unwelcome surprise for Severide. Dawson recognizes that her life is about to change. A new candidate makes an unusual first impression. Residents band together to protest a drug den in their neighborhood.

2015-10-21T01:00:00Z

4x02 A Taste of Panama City

Boden's job is on the line pending an internal investigation. Severide adjusts to Patterson, his new commanding officer. Dawson shakes things up at the work. Casey searches for important evidence in his investigation of Nesbitt. Herrmann tries to keep the peace with Molly's new neighbors.

2015-10-28T01:00:00Z

4x03 I Walk Away

4x03 I Walk Away

  • 2015-10-28T01:00:00Z42m

Evidence that seems to exonerate Boden may not be enough. Brett and Chili find themselves in a precarious situation. The team responds to a stuck elevator in a hotel. Jimmy Borrelli's older brother wants him transferred to a different house.

2015-11-04T02:00:00Z

4x04 Your Day Is Coming

4x04 Your Day Is Coming

  • 2015-11-04T02:00:00Z42m

The squad members come together to support one of their own. Herrmann tries to figure out how to reopen Molly's after it gets shut down. Severide digs deep into the arson investigation.

2015-11-11T02:00:00Z

4x05 Regarding This Wedding

Boden offers to host a wedding at the firehouse after a fire destroys the original location, but it doesn't sit well with Chief Riddle, who also butts heads with Dawson over her ability to perform. Severide fights for his old position. Capt. Patterson finds himself torn between leadership and his colleagues.

2015-11-18T02:00:00Z

4x06 2112

4x06 2112

  • 2015-11-18T02:00:00Z42m

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 who knows his brother. The team responds to a call that involves an 18-wheeler; and is thanked with tickets to see Rush.

2015-11-25T02:00:00Z

4x07 Sharp Elbows

4x07 Sharp Elbows

  • 2015-11-25T02:00:00Z42m

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 game changer. Romance blossoms at a fire department gala.

2015-12-02T02:00:00Z

4x08 When Tortoises Fly

4x08 When Tortoises Fly

  • 2015-12-02T02:00:00Z42m

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 suspect that a man passed out in a garden is connected to a previous call. Otis has problems with his social calendar.

2015-12-09T02:00:00Z

4x09 Short and Fat

4x09 Short and Fat

  • 2015-12-09T02:00:00Z42m

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. Jimmy and Chili draw more attention then either bargained for.

2016-01-06T02:00:00Z

4x10 The Beating Heart (I)

Herrmann fights for his life after being stabbed; Cruz hits the streets to find Freddie. Mouch proposes to Trudy.

The crossover continues on Chicago Med S01E05 Malignant (II) and Chicago P.D. S03E10 Now I'm God (III).

2016-01-20T02:00:00Z

4x11 The Path of Destruction

A tornado threatens Chicago. Chili makes a major mistake, which causes Brett to report her to Boden. Otis asks Dawson to help him solve his women troubles. Severide assists a Department of Homeland Security agent.

2016-01-27T02:00:00Z

4x12 Not Everyone Makes It

Freddie's father begs Herrmann to forgive his son's assault. Casey discovers that a makeshift shelter housing people displaced by the tornado may close. Casey attends a fund-raiser at the request of an alderman. Dawson and Brett experience repercussions after telling Boden about Chili's erratic behavior.

2016-02-03T02:00:00Z

4x13 The Sky Is Falling

4x13 The Sky Is Falling

  • 2016-02-03T02:00:00Z42m

The team responds to a mass shooting; Casey investigates the missing money from the fund-raiser. Jimmy agrees to represent the firehouse in a boxing match against the Chicago PD's 21st District. Chili's behavior continues to be an issue for Brett.

2016-02-10T02:00:00Z

4x14 All Hard Parts

4x14 All Hard Parts

  • 2016-02-10T02:00:00Z42m

Severide confronts Chili about her erratic behavior. Members of the firehouse rally around Casey, who they think would make a great candidate for alderman. Jimmy squares off against Antonio in the first annual "Battle of the Badges" boxing match.

2016-02-17T02:00:00Z

4x15 Bad for the Soul

4x15 Bad for the Soul

  • 2016-02-17T02:00:00Z42m

The team responds to a suspicious call from a neighboring firehouse; and welcomes a new firefighter, though her addition has repercussions. Casey moves forward in his run for alderman.

2016-02-24T02:00:00Z

4x16 Two Ts

4x16 Two Ts

  • 2016-02-24T02:00:00Z42m

Casey reconsiders his run for alderman after he's targeted by a propaganda campaign. The squad responds when a man is trapped inside of a burning car. Trudy's nerdy brother plans Mouch's bachelor party. Jimmy and Brett investigate a kidnapping on their own.

2016-03-30T01:00:00Z

4x17 What Happened to Courtney

Severide and Cruz find a child's remains inside a chimney while investigating a possible carbon monoxide leak inside a home. In other events, Casey braces for the worst in his run for alderman while Alderman Becks continues to bad mouth him to the press.

2016-04-06T01:00:00Z

4x18 On the Warpath

4x18 On the Warpath

  • 2016-04-06T01:00:00Z42m

Sylvie witnesses a murder and is threatened by the shooter not to go to the police. Firehouse 51 jumps into action when a fire breaks out at a restaurant and traps several people inside a vault. Mouch starts to get cold feet.

2016-04-20T01:00:00Z

4x19 I Will Be Walking

4x19 I Will Be Walking

  • 2016-04-20T01:00:00Z42m

Casey steps up to help a teenager being bullied by a gang; Severide bonds with a detective’s son after her life is threatened; and Kidd and Herrmann go head-to-head in a test of bar knowledge.

2016-04-27T01:00:00Z

4x20 The Last One for Mom

Firehouse 51 unites to help a young boy in tragic circumstances. A high-powered political consultant helps Casey navigate a potential scandal. Cruz makes a mistake that nearly costs him his life.

2016-05-04T01:00:00Z

4x21 Kind of a Crazy Idea

Dawson saves a young boy from an apartment fire. Kidd's idea for Molly's doesn't go as hoped. Severide hits a wall while advocating for new fire masks. Cruz and Brett utilize a secret weapon to get Otis to see Dr. Halstead take a blood test.

The team responds to a building collapse that's trapped more than a dozen people. Dawson's quest to foster Louie is aided by a familiar face. Otis, who's on medical leave, meets his temporary replacement. Severide and Kidd continue to see each other. Casey is at odds with Antonio.

Season Finale

2016-05-18T01:00:00Z

4x23 Superhero

Season Finale

4x23 Superhero

  • 2016-05-18T01:00:00Z42m

Boden and Jimmy are at odds. Kidd deals with her unstable ex. Dawson continues her quest to foster Louie. Casey's new political consultant urges him to think big. The team responds to a dangerous structure fire.

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