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One Chicago Stars: Why They Departed
12 Jun
Summary
- The interconnected NBC dramas form the 'One Chicago' universe.
- Dick Wolf created the franchise starting with 'Chicago Fire' in 2012.
- The series feature frequent and ambitious crossover events.

The 'One Chicago' franchise, an ambitious NBC television universe, encompasses several interconnected dramas. This shared world, conceptualized by Dick Wolf, began its journey with the premiere of 'Chicago Fire' in 2012.
Subsequent additions expanded the universe, including 'Chicago P.D.' in 2014 and 'Chicago Med' in 2015. A law-focused series, 'Chicago Justice,' also briefly joined the franchise in 2017.
A hallmark of the 'One Chicago' series is their frequent and complex crossover episodes, where characters and storylines weave between the different shows. The vast number of roles, from firefighters to doctors, has naturally resulted in considerable cast changes throughout the years.