The show centers around the fictional Firehouse 51, located in Chicago.

WhileKelly’s future with the show is unclear, he has become a fan-favorite in the series.

Taylor Kinney has experience in both television and film.

Cast photo for Season 6 of Chicago Fire

Image via NBCUniversal

His film resume includesZero Dark Thirty, the hilarious rom-comThe Other Woman, andRock the KasbahalongsideBill Murray.

More than that, Casey works after hours as a contractor in construction to make extra money.

Eventually, Matthew is promoted by Chief Boden to Captain status.

Stella Kidd and Kelly Severide Go on a Date in Chicago Fire Season 8

Image via NBC

Miranda Rae Mayo is another member of theChicago Firewho has appeared in many other dramatic roles.

Throughout the series, he develops a relationship and later marries Sergeant Trudy Platt (Amy Morton).

Later, she returned to her original position with Ambulance 61 when covering for someone else.

Jesse Spencer as Matthew Casey looking stoic in Chicago Fire.

Image via NBC

Because all of NBC’sChicagoshows include crossover episodes, Raymund has also appeared inChicago P.D.andChicago Med.

Recently, she appeared inBilly Eichner’s romantic comedy,Bros.

In the city of Chicago, some seasons burned brighter than others.

Eamonn Walker in ‘Chicago Fire’

Image via NBC.

He eventually marries and has a child, naming his new son to honor a deceased colleague.

Joe Minoso has some of the same credits as hisChicago Fireco-stars, includingPrison BreakandShameless.

He has also appeared in the “Chicago Night” crossover episodes withChicago P.D.andChicago Med.

Miranda Rae Mayo in ‘Chicago Fire’

Image via NBC.

Christian Stotle in ‘Chicago Fire.'

Image via NBC.

David Eigenberg in ‘Chicago Fire.'

Monica Raymund in ‘Chicago Fire’

Image via NBC.

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Joe Minoso in ‘Chicago Fire’

Image via NBC.

Kara Killmer in ‘Chicago Fire’

Image via NBC.

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