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Dawson and Casey's relationship is tested as the team responds to a truck leaking hydrochloric acid in a busy intersection. Severide learns about Brittany's past. Mouch has dating troubles.
All Episodes - S03
EPS01
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, C ...
EPS02
Lieutenant 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 Fireho ...
EPS03
Truck 81 goes out on a call and Truck 66 also goes. Knowing that whoever gets there first will be in charge, Cruz wants to step on it but Casey tells him no. But when the ...
EPS04
Dawson tries to strike a balance with Casey during her first day as a candidate. Meanwhile, Mills ponders an uncertain future; Severide faces his demons; and a city inspe ...
EPS05
Lieutenant Casey (Jesse Spencer) deals with the fallout of his sister Christie's (guest star Nicole Forester) impending divorce. Meanwhile, Dawson (Monica Raymund) and Mi ...
EPS06
Casey continues to battle his sister's husband over giving her a fair settlement. But he finds ways to keep Casey at bay. So Casey turns to Newhouse for help. Newhouse as ...
EPS07
During a house fire, Firehouse 51 rescues the owner from the cellar clutching a suspicious box, leading Lt. Severide to bring in Sergeant Voight and Detective Lindsey for ...
EPS08
The members of the firehouse spring into action when a helicopter explodes over a populated area. ...
EPS09
Dawson and Casey's relationship is tested as the team responds to a truck leaking hydrochloric acid in a busy intersection. Severide learns about Brittany's past. Mouch h ...
EPS10
A house fire puts a couple in danger; Dawson and Casey are pushed further apart by an unsettling surprise; the Chicago Holiday Fest gives Molly's II a chance to shine; th ...
EPS11
The firehouse receives unsettling news when two of their own come up missing following a routine call, prompting members of Chicago P.D. to lead the search. Meanwhile, Ca ...
EPS12
Severide and Dawson discover startling evidence found at a storage unit fire that appears connected to the fire that took Shay's life. Meanwhile, the firehouse bands toge ...
EPS13
More clues emerge about the fire that killed Shay, leading Severide to a former nemesis; Shay's sister visits; Cruz is faced with a surprise; Boden tries to help his fath ...
EPS14
An ice storm hits, forcing a citywide lockdown. Mills and Brett are left stranded in the elements while searching for a teen, and the firehouse members babysit a newborn. ...
EPS15
Interim Chief Pat Pridgen (guest star Matthew Del Negro) is brought over to temporarily fill in for Boden (Eamonn Walker), who is left to tend to his personal affairs. Wh ...
EPS16
In an effort to further cover himself from any wrongdoing, Pridgen will enlist the help of Lt. Welch, who is faced with the choice of whether to fit in with the firehouse ...
EPS17
Severide's old friend arrives, hoping for a second chance with the Chicago Fire Department. Meanwhile, Mills tries to regain his active squad status, Mouch confronts his ...
EPS18
Herrmann saves an infant in a structural fire, then goes on a quest to solve dubious circumstances about the event. Meanwhile, Severide retraces important friendships fro ...
EPS19
A man blows himself up, claiming to have something worse than Ebola. Meanwhile members of Chicago Med and Chicago Fire try to handle the situation as best they can. Kelly ...
EPS20
Mills is back on squad. His sister and mother show up and tell him that they've decided to move to North Carolina and run the restaurant his grandfather left them. They w ...
EPS21
An apartment fire connected to a case of rape and attempted murder resembles an unsolved case in New York, so Sgt. Benson of Special Victims Unit comes to Chicago to help ...
EPS22
At Sgt. Voight's urging, a determined Lt. Casey agrees to go undercover in an effort to provide proof of Jack Nesbitt shady dealings. Meanwhile, Otis and Severide continu ...
EPS23
Casey puts his life on the line and digs deeper into the shady dealings of Jack Nesbitt. With members of truck and squad at odds over Rice actions in the field, Chief Bod ...