Chief Boden (Eamonn Walker) faces constant interference from the new commissioner, Carl Grissom. Grissom’s sycophant, Assistant Deputy Commissioner Jerry Gorsch, is stationed at Firehouse 51 to micromanage and undermine Boden's leadership.
A former medical student who joins Ambulance 61 as Sylvie Brett’s new partner. Monica Raymund Departure Left to lead relief efforts in Puerto Rico. Jerry Gorsch Steven Boyer Recurring Antagonist The Commissioner's oversight officer sent to monitor Boden. Crossover Guide Chicago Fire - Season 7
The season begins with Matthew Casey (Jesse Spencer) adjusting to life after Gabby Dawson (Monica Raymund) moves permanently to Puerto Rico. Though she returns briefly for a final goodbye, the "Dawsey" era officially ends with a divorce later in the season. Chief Boden (Eamonn Walker) faces constant interference from
The final episodes focus on a cold case arson investigation that Severide reopens, linking a recent salon fire to a serial arsonist his father once pursued. Cast Changes Emily Foster Annie Ilonzeh New Series Regular Monica Raymund Departure Left to lead relief efforts