While original stars like Taylor Kinney (Kelly Severide) and David Eigenberg (Christopher Herrmann) remain staples, recent seasons have seen significant shifts:
Created by Michael Brandt and Derek Haas, premiered on NBC in October 2012, launching what would become the massive "One Chicago" franchise. 🚒 Firehouse 51 Chicago FireTV Show | 2012
: A new "One Chicago" crossover event featuring Chicago P.D. and Chicago Med is scheduled for this spring. While original stars like Taylor Kinney (Kelly Severide)
The show follows the professional and personal lives of the firefighters, rescue squad members, and paramedics of the fictional Firehouse 51. The show follows the professional and personal lives
: NBC officially renewed the drama for a 15th season on March 27, 2026.
As of April 2026, the series remains a cornerstone of NBC’s lineup, currently airing its 14th season with a 15th already confirmed.