David Eigenberg

David Eigenberg has played Christopher Herrmann on Chicago Fire since the pilot. 

Herrmann has been absent for the past two Chicago Fire episodes, but he'll be back soon. 

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

Whether he's slinging pints or putting out fires, the veteran firefighter is where Chicago Fire's heart is. 

Boden needed someone with tenure, passion, and heart to fill his shoes. And he found the perfect candidate. 

The Chicago Fire star received the gift of all gifts for this birthday.

When he isn't putting out fires, the Chicago Fire star is spending quality time with his adorable family in Chicago.

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

The beloved patriarch of Chicago Fire's Ladder 51 won't let hearing loss slow him down, and neither will the actor who plays him.

A small detail in the photos might tell us where Brett and Casey are headed this season.