An up-close and personal view into the lives of everyday heroes that follows the adventures of the men and women of Chicago Firehouse 51, the courageous firefighter, rescue squad, and paramedics whose actions make the difference between life and death.

Season 1 special features: Behind the scenes ; Otis' podcasts. Season 2 special features: Behind the scenes; "I am a firefighter" digital series; "Stepping stone" Chicago P.D. pilot episode. Season 3 special features: Behind the scenes. Season 4 special features: Behind the scenes ; Chicago Med season 1 crossover episode ; Chicago P.D. season 3 crossover episode. Season 5 special features: Chicago P.D. season 4 crossover episodes ; Chicago Justice season 1 crossover episode. Season 6 special features: Chicago P.D. season 5 crossover episode. Season 7 special features: Chicago MED season 4 crossover episode ; Chicago P.D. season 6 crossover episode. Season 8 special features: Chicago MED season 5 crossover episode ; Chicago P.D. season 7 crossover episode.

Season 1.Disc 1. Pilot -- Mon Amour -- Professional courtesy -- One minute -- Hanging on -- Disc 2. Rear view mirror -- Two families -- Leaving the station -- It ain't easy -- Merry Christmas, Etc. -- Disc 3. God has spoken -- Under the knife -- Warm and dead -- A little taste -- Nazdarovya! -- Disc 4. Viral -- Better to lie -- Fireworks -- A coffin that small -- Ambition -- Disc 5. Retaliation hit -- Leaders lead -- Let her go -- A hell of a ride. Season 2. Disc 1. A problem house -- Prove it -- Defcon 1 -- A nuisance call -- A power move -- Bonus features -- Disc 2. Joyriding -- No regrets -- Rhymes with shout -- You will hurt him -- Not like this -- Bonus features -- Disc 3. Shoved in my face -- Out with a bang -- Tonight's the night -- Virgin skin -- Keep your mouth shut -- Disc 4. A rocket blasting off -- When things got rough -- Until your feet leave the ground -- A heavy weight -- Bonus features -- Disc 5. A dark day -- 8:30 PM (Chicago P.D. crossover episode) -- One more shot -- Real never waits -- Bonus features. Season 3. Disc 1. Always -- Wow me -- Just drive the truck -- Apologies are dangerous -- Bonus features -- Disc 2. The nuclear option -- Madmen and fools -- Nobody touches anything -- Chicago Crossover (Law & Order: SVU crossover episode) -- They'll have to go through me (Chicago P.D. crossover episode) -- Bonus episode -- Disc 3. Chopper -- Arrest in transit -- Santa bites -- Let him die -- Ambush predator -- Bonus features -- Disc 4. Three bells -- A little devil complex (Chicago P.D. crossover episode) -- Call it paradise -- Headlong toward disaster -- Red rag the bull -- Bonus features -- Disc 5. Forgive you anything -- Forgiving, relentless, unconditional -- I am the apocalypse -- You know where to find me -- Bonus episode -- Disc 6. We called her Jellybean -- The number of rats (Chicago P.D. crossover episode) -- Daydream believer (Law & Order SVU crossover episode) -- Category 5 -- Spartacus -- Bonus features. Season 4 : Let it burn -- A taste of Panama City -- I walk away -- Your day is coming -- Regarding the wedding -- 2112 -- Sharp elbows -- When tortoises fly -- Short and fat -- The beating heart -- Malignant -- Now I'm good -- The path of destruction -- Not everyone makes it -- The sky is falling -- All hard parts -- Bad for the soul -- Two T's -- What happened to Courtney? -- On the war parth -- I will be walking -- Last one for Mom -- Kind of a crazy idea -- Where the collapse started -- Superhero. Season 5 : The hose or the animal -- A real wake-up call -- Scorched earth -- Nobody else is dying today -- I held her hand -- That day -- Lift each other -- One hundred -- Some make it, some don't -- Don't bury this case -- The people we meet -- Who lives and who dies -- An agent of the machine -- Trading in scuttlebutt -- Purgatory -- Deathtrap -- Emotional proximity -- Fake -- Telling her goodbye -- Babies and fools -- Take a knee -- Carry their legacy -- Carry me -- Sixty days -- My miracle. Season 6 : It wasn't enough -- Ignite on contact -- An even bigger surprise -- A breaking point -- Devil's bargain -- Down is better -- A man's legacy -- The whole point of being roommates -- Foul is fair -- Slamigan -- Law of the jungle -- The F is for -- Profiles -- Hiding not seeking -- Looking for a lifeline -- The chance to forgive -- The one that matters most -- Put white on me -- When they see us coming -- Where I want to be -- The strongest among us -- The unrivaled standard -- One for the ages -- The grand gesture. Season 7 : A closer eye -- Going to war -- Thirty percent sleight of hand -- This isn't charity -- A volatile mixture -- All the proof -- What will define you -- The solution to everything -- Always a catch -- Inside these walls -- You choose -- Make this right -- The plunge -- It wasn't about hockey -- What I saw -- Fault in him -- Move a wall -- No such thing as bad luck -- Until the weather breaks -- Try like hell -- The white whale -- I'm not leaving you. Season 8 : Sacred ground -- A real shot in the arm -- Badlands -- Infection, part I -- Infection, part II -- Infection, part III -- Buckle up -- What went wrong -- Welcome to Crazytown -- Seeing is believing -- Best friend magic -- Hold our ground -- Where we end up -- Then Nick Porter happened -- A Chicago welcome -- Shut it down -- Off the grid -- Burden of truth -- The tendency of a drowning victim -- Protect a child -- I'll cover you -- Light things up -- 51's original bell.