There's a shift in show order for the crossover event. “Chicago Fire” will air first at 8 p.m., followed by “ Chicago Med “ at 9 p.m., with “ Chicago P.D .” concluding the event at 10 p.m.

P.D.' showrunner Gwen Sigan promises 'some really fun character pairings between all three shows that are unexpected.'

The long-awaited One Chicago crossover is nearly here in the 2025 TV schedule, and the storyline on January 29 is epic enough that one star expects fans to "go bananas" when they see it. Chicago Fire will air before Chicago Med for the event in a time slot switch,

Naturally, some of the characters who appear on the individual shows will be pushed to the side to allow for more of a focus on the veterans. There are two Chicago PD characters w