who plays jj's husband will on criminal minds
Josh Stewart Joshua Regnall Stewart (born February 6, 1977) is an American actor best known for his role as Holt McLaren in the FX TV series Dirt and as Detective William LaMontagne, Jr., in Criminal Minds. He was also cast as Brendan Finney in the final season of the NBC TV series Third Watch and as Barsad in Christopher Nolan's The Dark Knight Rises.[1]