NBC began using the hashtag '#CrossoverWeek' in their on-air promos for the three shows' episodes. Filming on 'Chicago Crossover' began on Octoin New York City. The story concludes in the CPD episode ' They'll Have To Go Through Me', where the main suspect returns to Chicago after leaving behind clues in New York. team up with the SVU in ' Chicago Crossover'.

The Fire Department turn the case over to the Chicago Police, who take on the initial investigation that leads them to Manhattan, where the detectives from Chicago P.D. The story began in the 7th episode of season 3 ' Nobody Touches Anything' of Chicago Fire where a fire victim was found with child pornography. This episode marks an unprecedented crossover in Law & Order franchise history where three shows (all three created by Wolf) crossover with one main storyline. The episode was written by Ed Zuckerman, Warren Leight, and Dick Wolf, and directed by Steve Shill. to solve a decades-old child pornography ring case, which is personal for CPD 's Detective Erin Lindsay ( Sophia Bush). In this episode, the SVU team meets up with the Intelligence Unit of Chicago P.D. It originally aired on NBC in the United States on November 12, 2014. ' Chicago Crossover' is the seventh episode of the sixteenth season of the American police procedural- legal drama, Law & Order: Special Victims Unit, and the 350th overall episode of the series. Law & Order: Special Victims Unit (season 16) Jesse Lee Soffer as Detective Jay Halstead.Lou Taylor Pucci as Teddy Courtney/Voight.

Law and order crossover ratings