David Kenneth Harbour was born April 10, 1975 and is an American actor.
Harbour was born in White Plains, New York, to parents Kenneth and Nancy (née Riley) Harbour. Both of his parents work in real estate, his mother in residential and his father in commercial. He attended Byram Hills High School in Armonk, New York. Harbour graduated from Dartmouth College in Hanover, New Hampshire, in 1997.
Harbour began acting professionally on Broadway in 1999, in the revival of The Rainmaker. He then made his television debut that same year in an episode of Law & Order, playing a waiter. He appeared again in 2002 in an episode of Law & Order: Special Victims Unit, playing a child murderer. Harbour portrayed the recurring role of MI6 Agent Roger Anderson in the ABC series Pan Am.
Harbour is also known for his role as CIA Agent Gregg Beam in Quantum of Solace, as Shep Campbell in Revolutionary Road, and as Russell Crowe’s source in State of Play. He also received praise for his role as spree killer Paul Devildis in a 2009 episode of Law & Order: Criminal Intent. Harbour’s other film credits include Brokeback Mountain, The Green Hornet, End of Watch, and Between Us. In 2013, he played a small role of a head doctor in the television series Elementary. From 2012 to 2014, he also played the recurring role of Elliot Hirsch in The Newsroom.
In 2014, Harbour portrayed the recurring character of Dr. Reed Akley in the first season of the historical drama series Manhattan. In 2015, Harbour was cast as Chief Jim Hopper in the Netflix science fiction horror series Stranger Things.
Harbour starred as the title character in the superhero reboot film Hellboy (2019). He is also set to co-star as Alexei Shostakov / Red Guardian in the Marvel Cinematic Universe superhero film Black Widow.
Harbour struggled with alcoholism in his past, and has been sober since his early 20s. At age 25, Harbour was diagnosed with bipolar disorder.