News broke on Friday that Dermot Mulroney will leave NBC's "Chicago Fire" in its upcoming 15th season. During a recent appearance at Flash Weekend Chicago Horror Convention (via People), Mulroney opened up about his exit.

In a recent appearance at Flashback Weekend Chicago Horror Convention, Mulroney confirmed that he only appears in one episode of Chicago Fire’s upcoming 15th season. His departure came down to plot.

Dermot Mulroney is leaving Chicago Fire after two seasons on the show, with his character wrapping up in the upcoming Season 15. While attending Flashback Weekend Chicago Horror Convention, Mulroney

Firehouse 51 is losing a veteran firefighter. Joe Miñoso, who has been on Chicago Fire since Season 1, is departing the NBC drama series from Wolf Entertainment and Universal Television. He is set to appear in a handful of episodes at the start of the upcoming 15th season to wrap the arc of his character, Joe Cruz.

Chicago Fire is going through a major shakeup as an original cast member prepares to exit following more than a decade on the show. Multiple outlets confirmed that Joe Miñoso is leaving the hit NBC series.

NBC’s Chicago Fire sees another cast member exit ahead of the Season 15 premiere. Daniel Kyri and Jake Lockett previously departed the show after Season 13. Joe Minoso is also set to leave in Season

Joe Miñoso is reportedly leaving NBC's 'Chicago Fire' series after appearing early in Season 15.

Chicago Fire’ Season 15 will welcome a doctor, possibly to deal with the repercussions of the Season 14 finale.