Overview
- Dermot Mulroney will appear in the March 4 One Chicago crossover and Episode 14 before stepping off-screen for the rest of Season 14.
- The hiatus will be explained within the show’s narrative, with details unfolding in upcoming episodes.
- Rob Morgan will recur as Battalion Chief Hopkins, debuting in Episode 16 and appearing in four episodes including the finale.
- Hopkins is described as a leader with a long, troubled history overseeing Chicago firehouses who quickly asserts his authority.
- The series has not been officially renewed, and cast pickup decisions for a potential Season 15 are not being discussed yet.