Several actors from the long-running CBS procedural "Blue Bloods" have passed away, including Tony Bennett, who appeared as himself in Season 2. Ed Asner, known for his role as Lou Grant, played a victim in a 2020 episode. Phyllis Somerville, Lynn Cohen, James Rebhorn, Peter Scolari, and Nick Cordero also had memorable roles on the show before their passing. Treat Williams, who played Frank's former partner, Lenny Ross, made his final appearance in Season 13 before his death. The article highlights the contributions and careers of these talented actors.