1. Sacred Ground
Aired: Sep 25, 2019 The mattress factory fire spirals out of control. Truck and squad lay it on t...
2. A Real Shot in the Arm
Aired: Oct 2, 2019 Casey struggles to get Boden to sign off on an energetic new recruit; Foster ...
3. Badlands
Aired: Oct 9, 2019 Brett and Foster question the suspicious circumstances surrounding an attack ...
4. Infection, Part I
Aired: Oct 16, 2019 A deadly bacteria takes its toll on numerous victims around the city, leaving...
5. Buckle Up
Aired: Oct 23, 2019 Kidd must prove herself at the National Firefighter Leadership Conference, wh...
6. What Went Wrong
Aired: Oct 30, 2019 Cruz and Severide suspect foul play when a fire started by an elderly woman t...
7. Welcome to Crazytown
Aired: Nov 6, 2019 Severide must make a tough decision about the future of his career at Firehou...
8. Seeing Is Believing
Aired: Nov 13, 2019 Severide begins his assignment at the Office of Fire Investigation and gets o...
9. Best Friend Magic
Aired: Nov 20, 2019 An unexpected visit throws Casey for a loop. Severide sets out to exonerate a...
10. Hold Our Ground
Aired: Jan 8, 2020 Members of Firehouse 51 are dismayed to learn their boundaries have been redr...
11. Where We End Up
Aired: Jan 15, 2020 A pest control problem forces the 51 team to temporarily bunk with Firehouse ...
12. Then Nick Porter Happened
Aired: Jan 22, 2020 A series of false alarms at a private school hinders the firehouse's ability ...
13. A Chicago Welcome
Aired: Feb 5, 2020 The surprising arrival of a new fire truck brings both joy and chaos to membe...
14. Shut It Down
Aired: Feb 12, 2020 A series of mysterious gas leaks has members of Firehouse 51 puzzled and spre...
15. Off the Grid
Aired: Feb 26, 2020 A series of teen Opioid overdoses sees Severide partner with Sean Roman, but ...
16. The Tendency of a Drowning Victim
Aired: Mar 4, 2020 Boden is on edge after starting a new fad diet. Casey and Severide disagree o...
17. Protect a Child
Aired: Mar 18, 2020 Things get personal for Casey and Gallo in the aftermath of a suburban house ...
18. I'll Cover You
Aired: Mar 25, 2020 Lt. Severide teams up with Seager and the OFI when a motel structure fire tur...
19. Light Things Up
Aired: Apr 8, 2020 Tension builds when a group of rabble-rousers attempt to lock down the fireho...
20. 51's Original Bell
Aired: Apr 15, 2020 When one of 51's own gets injured on a call, Lt. Severide becomes obsessed wi...