About William Duffy
William Duffy is an actor.
Movie Credits
William Duffy has appeared in 11 movies.
These include Sniper 3, Double Tap, Brainstorm, The Ascent, Waist Deep, Karla, A West Wing Special to Benefit When We All Vote, Betrayed by Love, Loving, The Two Jakes and Blast from the Past.TV Credits
William Duffy has appeared in 9 TV Series.
These include Parenthood, Bosch, The Mentalist, Heroes, It's Always Sunny in Philadelphia, The West Wing, Scandal, Law & Order and Criminal Minds.Production Credits
William Duffy has 1 production credit.Production
Credited for Executive Producer in 1 show - Death Game.