Neal P. McDonough (born February 13, 1966) is an American film, television, actor and
voice actor, known for his portrayal of Lieutenant
Lynn "Buck" Compton in the HBO miniseries
Band of Brothers (2001), Deputy District Attorney David McNorris on
Boomtown (2002–2003), Sean Cahill on
Suits, and
Dave Williams on ABC's
Desperate Housewives (2008–2009). He also appeared in films such as
Walking Tall,
RED 2,
The Marine 3: Homefront,
Traitor, and as
Dum Dum Dugan in various
Marvel Cinematic Universe films and TV series. He currently appears as
Damien Darhk on
Arrow.