Chicago Fire cast: Breaking down who plays every key character (2023)

There have been a lot of changes to the Chicago Fire cast over the years. We’ve seen beloved characters walk away after their character arcs came to a close, as new faces emerged and became integral parts of the cast.

The Chicago Fire cast is filled with amazing actors, some who have been with the series from Day 1 and others whose journeys on the show have only just begun. Regardless of when they made their debuts though, these characters all play a part in making the show what it is today.

With so many casting changes and such a large ensemble, it can be hard to keep track of the Chicago Fire cast. Fortunately, we’re here to help! Below we break down all of the season’s key players via a guide to the Chicago Fire season 11 cast.

Chicago Fire cast


Chicago Fire

Taylor Kinney as Kelly Severide

The role of Kelly Severide is played by veteran cast member Taylor Kinney, who originated the role in the series premiere and has appeared in all ten seasons of the show.

First Episode: Season 1, Episode 1, “Pilot”

Where You Might Have Seen Them Outside of Chicago Fire: Fashion House, Trauma, The Vampire Diaries, Dating Rules from My Future Self, Shameless, Zero Dark Thirty, The Other Woman and The Forest. 

Instagram: @taylorkinney111


Kara Killmer as Sylvie Brett

Paramedic Sylvie Brett is played by Kara Killmer, who first joined the cast back in season 3 and is the show’s longest-tenured paramedic character.

First Episode: Season 3, Episode 1, “Always”

Where You Might Have Seen Them Outside of Chicago FireSleeper, Beyond the Mask, Jane by Design and Scary Tales

Instagram: @karebearacares


David Eigenberg as Christopher Herrmann

David Eigenberg has played Christopher Herrmann since the premiere episode, appearing in more than 200 episodes and counting thus far. It’s now Eigenberg’s longest-running acting gig, his previous role coming as Steve Brady in HBO’s Sex and the City. 

First Episode: Season 1, Episode 1, “Pilot”

Where You Might Have Seen Them Outside of Chicago FireSex and the City, Garfield, A Perfect Murder, The Mothman Prophecies, And Just Like That, The Practice and Solider of Fortune, Inc.

Instagram: @davideigenberg


Chicago Fire

Joe Minoso as Joe Cruz

Longtime 51 firefighter Joe Cruz is played by actor Joe Minoso  — the only actor on the current cast who shares the same first name as his character.

First Episode: Season 1, Episode 1, “Pilot”

Where You Might Have Seen Them Outside of Chicago FirePrison Break, The Chicago Code, Boss, Man of Steel and Get Shorty. 

Instagram: @joeminoso


Christian Stolte as Randall “Mouch” McHolland

While Christian Stolte is best known for his portrayal of Mouch, a role he originated in the series premiere, the veteran actor has appeared in a number of titles over the years including FOX’s hit series Prison Break. 

First Episode: Season 1, Episode 1, “Pilot”

Where You Might Have Seen Them Outside of Chicago FireTurks, Prison Break, The Chicago Code, Boss, Public Enemies and Law Abiding Citizen. 

Instagram: @christianstolte


Chicago Fire

Miranda Rae Mayo as Stella Kidd

It’s hard to believe that Miranda Rae Mayo has only been playing Stella Kidd for six seasons as it truly feels like Kidd has been around since the beginning. However, it wasn’t until the fifteenth episode of season 4 that Mayo made her debut in the role.

First Episode: Season 4, Episode 15, “Bad for the Soul”

Where You Might Have Seen Them Outside of Chicago FireBlood & Oil, True Detective, Days of Our Lives, Pretty Little Liars, The Game and Law and Order: LA. 

Instagram: @mrmayo


Alberto Rosende as Blake Gallo

The role of Blake Gallo is played by actor Alberto Rosende, who made his debut as 51’s newest recruit in the second episode of season 8 following his breakout role in Freeform’s hit drama Shadowhunters. 

First Episode: Season 8, Episode 2, “A Real Shot in the Arm”

Where You Might Have Seen Them Outside of Chicago FireStory Game, Shadowhunters, Law and Order: SVU and Blue Bloods.

Instagram: @albertorosende


Daniel Kyri as Darren Ritter

Chicago Fire‘s Darren Ritter is played by actor Daniel Kyri, who is not only an actor but a writer and producer as well — having written, starred and produced the miniseries The T. 

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First Episode: Season 7, Episode 2, “Going to War”

Where You Might Have Seen Them Outside of Chicago Fire: Night’s End, The T, Killing Eleanor, Acting for a Cause and The Thing About Harry.

Instagram: @danielkyri


Hanako Greensmith as Violet Mikami

Among the show’s newer cast additions is actress Hanako Greensmith, who joined the cast as paramedic Violet Mikami in season 8 before becoming a series regular in season 10.

First Episode: Season 8, Episode 10, “Hold Our Ground”

Where You Might Have Seen Them Outside of Chicago FireFBI, Cave XR and Bull.

Instagram: @hanakogreensmith


Chicago Fire

Eamonn Walker as Wallace Boden

51’s longtime Chief Wallace Boden is played by actor Eamonn Walker, whose previous TV credits include series such as The Bill, Oz, Justice, The Whole Truth and In Sickness and in Health. 

First Episode: Season 1, Episode 1, “Pilot”

Where You Might Have Seen Them Outside of Chicago Fire: The Whole Truth, Kings, Oz, Unbreakable, Lord of War, Blood and Bone, The Bill and Strike Back.


One Chicago Actors

Randy Flagler as Capp

Wondering who plays Capp on Chicago Fire? That would be actor Randy Flagler, who has played the character since season 1.

First Episode: Season 1, Episode 1, “Pilot”

Where You Might Have Seen Them Outside of Chicago FireRaisin’ Junior, The Double, The Young and the Restless, The Event and Heroes.

Instagram: @randyflagler


Katelynn Shennett as Kylie

Although many members of the Chicago Fire cast have appeared in other shows and movies over the years, actress Katelynn Shennett’s big break has come in playing the role of Kylie Estevez since season 8 of NBC’s firefighter drama.

First Episode: Season 8, Episode 18, “I’ll Cover You”

Instagram: @katelynnkshennett


Chicago Fire

Anthony Ferraris as Tony

While most members of the cast just play firefighters, Anthony Ferraris is an actual Chicago firefighter who just happens to also play one on TV via his role as Tony.

First Episode: Season 1, Episode 7, “Two Families”

Instagram: @squad2tony


Jake Lockett as Sam Carver

Sam Carver on Chicago Fire is played by actor Jake Lockett. One of Lockett’s early roles was in the 2011 film Break. From 2012 to 2013, he played Jack Parker in the TV series In Reverie. After that, he appeared in the movie Stepping High. Some of Lockett’s other acting appearances include roles in NCIS: Los Angeles, Hawaii Five-0, and Masters of Sex.

First Episode: Season 11, Episode 1, “Hold on Tight”

Where You Might Have Seen Them Outside of Chicago FireNCIS: Los Angeles, Hawaii Five-0,  Masters of Sex, Fam, The Big Leap, Revenge Ride, and SEAL Team. 

Instagram: @thejakelockett


Caitlin Carver as Emma Jacobs

Emma Jacobs is a former paramedic who was temporarily assigned to Ambulance 61 at Firehouse 51 while Sylvie Brett is on furlough on Chicago Fire. She is played by actress Caitlin Carver. Carver started her career as a dancer and has been seen on The Fosters (as Hayley Heinz) and on Dear White People (as Muffy Tuttle). She also played Nancy Kerrigan in the Oscar-winning film I, Tonya.

First Episode: Season 10, Episode 17, “Keep You Safe”

Where You Might Have Seen Them Outside of Chicago Fire: Dear White People, The Rookie, Paper Towns, The Fosters, and I, Tonya. 

Instagram: @caitcarv

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