A Dark Day
Season: 2
Episode: 20
Original airdate: April 29, 2014
Teleplay by: Derek Haas
Michael Brandt
Story by: Dick Wolf
Matt Olmstead
Directed by: Joe Chappelle
Episode chronology
Previous episode: A Heavy Weight
Next episode: One More Shot


Lt. Casey and Dawson volunteer to help at a charity run at Chicago Medical when a massive explosion sends Chicago into chaos. With one of their own missing in the blast, the firehouse is tested like never before.


Main CastEdit

Guest StarsEdit


  • Brett Schneider as Patrick Vaughn
  • Karen Aldridge as Doctor Kendra Perrington
  • Erik Hellman as Doctor Alec Willhite
  • Steve Chikerotis as District Chief Steve Walker
  • Summer Smart as Greta
  • Anthony Ferraris as Squad 3 Driver Tony Ferraris
  • Brett Snow as Firefighter Brett Snow
  • Clarence Norwood as Firefighter Norwood
  • Gregory Anderson as FBI Special Agent Scoville
  • Darren Stephens as Homeland Security Agent
  • Stephen Anderson as State Police
  • Emily Bennett as Nurse
  • Cheridah Best as Nurse
  • Leena Kurishingal as Nurse


Background information and NotesEdit

Chicago Fire season 2
Episodes A Problem HouseProve ItDefcon 1A Nuisance CallA Power MoveJoyridingNo RegretsRhymes with ShoutYou Will Hurt HimNot Like ThisShoved In My FaceOut With a BangTonight's the NightVirgin SkinKeep Your Mouth ShutA Rocket Blasting OffWhen Things Got RoughUntil Your Feet Leave the GroundA Heavy WeightA Dark DayOne More ShotReal Never Waits
Other Seasons Season 1Season 3Season 4Season 5Season 6