As One Chicago prepares for its first crossover event in five years, nearly a dozen characters make their debut for it!

Chicago PD’s Gwen Sigan teases Voight meeting his match with adversary, Reid, Torres’ turmoil, and feature-length crossover. Check it out!

The Chicago Fire actor's wife hung out with Marina Squerciati, S. Epatha Merkerson, Jessy Schram and more One Chicago stars ...

Connor Rhodes? Peter Mills? Yeah, we thought so. Chicago PD has a smaller cast, which means we actually get to spend more time with the characters and follow their stories better all the way through.

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

Cast as Officer Jim Barnes, Scott had landed a guest role in two episodes of Chicago Fire and subsequently appeared in Chicago PD's backdoor pilot, but after introducing his character, the star ...

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.