Watch the special expanded series finale online now.
Behind the Scenes
Go behind the scenes with the prosthetics expert, who creates the blood and body parts for Chicago Fire's epic train wreck rescue scene. « Back
In their toughest call yet, the Firehouse 51 crews battle a dangerous prison inferno.
Everything you need to know about the actor behind Matthew Casey.More »
Casey teams up with the Chicago Police to investigate Hallie's murder.More »
Watch a collection of the hottest moments from this season.Watch »
Browse pics from the latest episode.View »
Get the inside scoop with Otis' podcast!Watch »
Chicago Fire is on Instagram!More »
Are you an expert on all things Chicago Fire? Prove it with this Season 1 Trivia!Play »