See full bio » Delaney Williams is an American actor whose credits include his well known recurring roles as John Buchanan on NBC's Law & Order:SVU, Jay Landsman on HBO's The Wire, O'Connor on the Netflix Original: Marvel's The Punisher, & as Dennis Egan on CBS' Blue Bloods. He is set to recur in the upcoming 6th season of Showtime's Ray Donovan and has appeared... Born: December 12, 1962 in in Washington, District of Columbia, USA