‘Law & Order Toronto: Criminal Intent’ Adds Luke Kirby to Season 4, Aden Young Exits Series

‘Law & Order Toronto: Criminal Intent’ Adds Luke Kirby to Season 4, Aden Young Exits Series. “Law & Order Toronto: Criminal Intent” is bringing in a new star for Season 4 — and saying goodbye to an original cast member. Luke Kirby is joining the Citytv series, while series star Aden Young is departing the show. Young has been a part of the series since it launched. This brief covers film, television, music and pop-culture coverage as of May 19, 2026, summarizing the development for readers tracking the story.