Many One Chicago stars have crossed over between shows, but perhaps the most frequent character to do this is Desk Sergeant ...

The first three-hour crossover in more than five years unites the crews from 'Chicago Fire,' 'Chicago P.D.' and 'Chicago Med.

The crossover starts at 8 p.m. with "Chicago Fire" followed by "Chicago Med" at 9 p.m. and "Chicago P.D." at 10 p.m.

For this week only, One Chicago Wednesdays will kick off with Chicago Fire, followed by Chicago Med, then Chicago P.D. This ...

NBC’s One Chicago airs its first crossover in five years tonight. Here’s how to watch the epic event featuring "Chicago Fire, ...

How hard is it to create a three-episode crossover? Chicago Fire showrunner Andrea Martin dishes on that & more in this ...

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

The long-awaited One Chicago crossover is nearly here in the 2025 TV schedule, and the storyline on January 29 is epic enough ...

LaRoyce Hawkins of "Chicago PD," "Chicago Fire's" Miranda Rae Mayo, and Darren Barnet from "Chicago Med" talk about the first ...

The three-parter is called "In the Trenches," with the first responders of One Chicago's leg of the nine-show Dick Wolf TV ...

At least one of our beloved characters is going to end up in the hospital in the One Chicago crossover, airing on January 29.

Three fan-favorite shows are coming together for an epic crossover episode. Wednesday, January 29th, Chicago Med, Chicago Fire, and Chicago PD will be taking over the screen in a shared storyline.