Season
- Season 0 2014-02-11
- Season 1 2012-10-10
- Season 2 2013-09-24
- Season 3 2014-09-23
- Season 4 2015-10-13
- Season 5 2016-10-11
- Season 6 2017-09-28
- Season 7 2018-09-26
- Season 8 2019-09-24
- Season 9 2020-11-10
- Season 10 2021-09-21
- Season 11 2022-09-20
- Season 12 2024-01-17
- Season 13 2024-09-25
- Season 14 2025-10-01
Season 14 Episode
- Season 4 Episode 1
- Season 4 Episode 2
- Season 4 Episode 3
- Season 4 Episode 4
- Season 4 Episode 5
- Season 4 Episode 6
- Season 4 Episode 7
- Season 4 Episode 8
- Season 4 Episode 9
- Season 4 Episode 10
- Season 4 Episode 11
- Season 4 Episode 12
- Season 4 Episode 13
- Season 4 Episode 14
- Season 4 Episode 15
- Season 4 Episode 16
- Season 4 Episode 17
- Season 4 Episode 18
- Season 4 Episode 19
- Season 4 Episode 20
- Season 4 Episode 21
- Season 4 Episode 22
- Season 4 Episode 23
Chicago Fire - Season 4 Episode 1 Let It Burn
8.40 42 minutes 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.
