Hanako Greensmith

After he operated as an enemy within Firehouse 51's walls, Violet wasn't too thrilled to see Lennox again in Chicago Fire's Season 13, Episode 13. 

Daniel Kyri's Ritter is a Chicago Fire fan-favorite, so you can bet fans noticed his absence. 

It was the ultimate One Chicago girls' night!

Watching an ex move on is never easy, but for Carver, it's led to a certified crash-out on Chicago Fire.

Strait plays Flynn Calhoun, a charming man who lent Violet a hand on Chicago Fire.

Violet was sweating during the October 16 Chicago Fire and Chicago Med crossover episode.

The Windy City is a safer place when the Firehouse 51 firefighters are on a call. 

In this tragic Chicago Fire moment, Violet watched her boyfriend make the ultimate sacrifice. 

The Chicago Fire cast is forever cracking us up.

Prepare to be blown away by the Chicago Fire star's vocal chops!

Hanako Greensmith's character has been a key paramedic around Firehouse 51 since her Season 8 introduction.

Find out what your favorite actors look like with (and without) their fire-safe apparel.

Ritter's lips have been sealed about a budding new romance in his life, but that couldn't last forever.

Damon set out to make a great impression on his first day at 51 — but what's his motive?

Learn everything to know about the beautiful new paramedic making her way to Firehouse 51.

Chicago Fire Season 12, Episode 8 ("All the Dark") was packed with emotional farewells.

Wesam Keesh will be a familiar face to Organized Crime fans.

Violet's new partner isn't exactly Firehouse 51 material, which might spell trouble for the station.

No team of firefighters would be complete without an adorable Dalmatian.

Fire friends forever!