Chicago Fire aired a backdoor pilot last month in the ‘I Am the Apocalypse’ episode last month.
The director Joe Chappelle talked about challenges involved in the filming process
Watch the making of the episode then one of the completed scenes.
Chicago Fire – Behind the Scenes at Chicago Med
Chicago Fire ‘I Am the Apocalypse’ Clip
It’s great to see S. Epatha Merkerson (Law & Order) return but I wish it was in the original ‘L&O’. NBC should have it given it a final season IMO.