Dermot Mulroney leaves Chicago Fire ahead of season 15

Actor Dermot Mulroney has confirmed his departure from the NBC drama "Chicago Fire," with his final appearance set for early in the upcoming fifteenth season. Mulroney, who played Chief Dom Pascal, made the announcement during a panel at the Flashback Weekend convention in Chicago on August 1 and 2, 2026, stating his last day of filming was July 28.

Mulroney expressed mixed emotions about leaving the series after two seasons. He described loving every minute of his time on the show and praised the cast and crew, some of whom have worked on the series for 15 years. He specifically mentioned co-stars Taylor Kinney and Miranda Rae Mayo. The actor revealed he has only one episode remaining, which has already been filmed, and that the writers crafted an exit storyline for his character. "We gave it our all for two seasons. They wrote an incredible storyline," Mulroney said.

The actor joined the series in its thirteenth season, stepping into a leadership role at Firehouse 51 following the departure of Eamonn Walker's character, Wallace Boden. Mulroney's tenure included a heavy storyline in Season 13 involving the death of his character's wife, which he described as "devastating" and...