Given its long run, it's hard to believe that the cast of Chicago Fire doesn't have relationships off-camera. They've likely had to support each other to make the show one of the most prestigious ...

Follows both the professional and personal lives of the firefighters, rescue personnel, and paramedics of the Chicago Fire Department at the fictional Firehouse 51 as they risk their lives to save ...

But here’s what really makes it special: Chicago Fire doesn’t rely on the same cast forever to stay good. The lineup has changed as often as the coffee supply, but the show keeps thriving.

The Chicago Fire cast is filled to the brim with seasoned actors, many of whom have appeared in other hugely successful shows. This includes season 13 newcomer Dermot Mulroney – aka Chief Dom ...

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Miranda Rae Mayo as Stella Kidd on the Chicago Fire cast. Pic credit: Peter Gordon/NBCUniversal A new Chicago Fire episode debuted on Wednesday night but was missing some important characters.