One Chicago & The FBIs Wiki
Chicago Fire (Season 8)
Episodes: 20
Network: NBC
Original run: September 25, 2019 - April 15, 2020
Season chronology
Previous season: Season 7
Next season: Season 9
A City Of Heroes. A Night Of Hope.

–Chicago Fire Season 8 tagline

Chicago Fire season 8 premiered on September 25, 2019 and concluded on April 15, 2020 on NBC.

The family inside Firehouse 51 knows no other way than to lay it all on the line for each other. Capt. Matthew Casey (Jesse Spencer) leads the Truck Company and brash Lt. Kelly Severide (Taylor Kinney) runs the Rescue Squad.

The firehouse also includes Battalion Chief Wallace Boden (Eamonn Walker), a fireman’s fireman. As chief of 51, Boden keeps his house running smoothly and his firefighters prepared to overcome all adversity. Paramedic Sylvie Brett (Kara Killmer) returns alongside seasoned veteran Christopher Herrmann (David Eigenberg) and resourceful firefighter Stella Kidd (Miranda Rae Mayo).

Also returning for the eighth season are Randy "Mouch" McHolland (Christian Stolte), Joe Cruz (Joe Miñoso) and Emily Foster (Annie Ilonzeh).


Main Cast and Characters

Crossover Guest Stars

Recurring Guest Stars

Recurring Co-Stars



Image Episode Summary Airdate
Cf0801.jpg 8.01 (#160)
Sacred Ground
The mattress factory fire spirals out of control. Truck and squad lay it on the line in hopes of getting the trapped victims out alive. September 25, 2019
Cf0802.jpg 8.02 (#161)
A Real Shot in the Arm
Lt. Casey struggles to get Chief Boden to sign off on an energetic new recruit. October 2, 2019
Cf0803.jpg 8.03 (#162)
Brett and Foster question the suspicious circumstances surrounding a brutal attack at a juvenile detention center, which leaves them searching for the truth. October 9, 2019
Cf0804.jpg 8.04 (#163)
Infection, Part I
A rare but deadly bacteria takes its toll on numerous victims around the city, leaving Chicago’s finest first responders to resolve the dangerous situation. October 16, 2019
Cf0805.jpg 8.05 (#164)
Buckle Up
Kidd must prove herself at the National Firefighter Leadership Conference while the rest of Firehouse 51 is called to two eerily similar car wrecks. October 23, 2019
Cf0806.jpg 8.06 (#165)
What Went Wrong
Cruz and Severide suspect foul play when a fire started by an elderly woman turns deadly. Kidd, Foster and Brett create a women’s-only lounge. October 30, 2019
Cf0807.jpg 8.07 (#166)
Welcome to Crazytown
Severide must make a tough decision about the future of his career at Firehouse 51. November 6, 2019
Cf0808.jpg 8.08 (#167)
Seeing is Believing
Severide begins his assignment at the Office of Fire Investigation and gets off on the wrong foot when, despite his orders, he reopens an old case. November 13, 2019
Cf0809.jpg 8.09 (#168)
Best Friend Magic
An unexpected visit throws Casey for a loop. Severide sets out to exonerate a wrongly convicted arsonist. November 20, 2019
Cf0810.jpg 8.10 (#169)
Hold Our Ground
Members of Firehouse 51 are dismayed to learn their boundaries have been redrawn to overlap with an adjacent station and problems quickly arise. January 8, 2020
Cf0811.jpg 8.11 (#170)
Where We End Up
A pest control problem forces the 51 team to temporarily bunk with Firehouse 20. January 15, 2020
Cf0812.jpg 8.12 (#171)
Then Nick Porter Happened
A series of false alarms at a private school hinders the firehouse's ability to respond to legitimate emergency calls. January 22, 2020
Cf0813.jpg 8.13 (#172)
A Chicago Welcome
The surprising arrival of a new fire truck brings both joy and chaos to members of Firehouse 51. February 5, 2020
Cf0814.jpg 8.14 (#173)
Shut It Down
A series of mysterious gas leaks has members of Firehouse 51 puzzled and spread thin. February 12, 2020
Cf0815.jpg 8.15 (#174)
Off the Grid
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. February 26, 2020
Cf0816.jpg 8.16 (#175)
The Tendency of a Drowning Victim
Boden is on edge after starting a new fad diet. Casey and Severide disagree on a call. Brett’s birth mother shares life-altering news. March 4, 2020
Cf0817.jpg 8.17 (#176)
Protect a Child
Things get personal for Casey and Gallo in the aftermath of a suburban house fire involving a mother and her young son. March 18, 2020
Cf0818.jpg 8.18 (#177)
I'll Cover You
Lt. Severide teams up with Seager and the OFI when a motel structure fire turns suspicious. March 25, 2020
Cf0819.jpg 8.19 (#178)
Light Things Up
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. April 8, 2020
Cf0820.jpg 8.20 (#179)
51's Original Bell
When one of 51's own gets injured on a call, Lt. Severide becomes obsessed with helping out. Foster contemplates a big decision. April 15, 2020

Chicago Fire
Seasons Season 1Season 2Season 3Season 4Season 5Season 6Season 7Season 8Season 9Season 10Season 11
Current characters Kelly SeverideSylvie BrettChristopher HerrmannJoe CruzRandy "Mouch" McHollandStella KiddBlake GalloDarren RitterViolet MikamiWallace Boden
Former characters Hallie ThomasLeslie ShayPeter MillsJessica "Chili" ChiltonJimmy BorrelliGabriela DawsonBrian "Otis" ZvonecekEmily FosterGianna MackeyMatthew Casey