Desmond Harrington (born 19 October 1976) is an American actor.
- He joined the cast in its third season and became a permanent cast member. He appeared in 72 episodes between 2008 - 2013.
Harrington landed his first role in Luc Besson's The Messenger: The Story of Joan of Arc. His credits include his appearance in The Hole (2001), Ghost Ship (2002), and Wrong Turn (2003), and episodes of Gossip Girl. He made a guest appearance in the season three premiere of Justified, playing Fletcher "The Ice Pick" Nix. He also played a small role in The Dark Knight Rises (2012) as a police officer and had a role in the Nicolas Winding Refn 2016 thriller film The Neon Demo. Elementary tapped Harrington to join the CBS drama’s sixth season to play Michael, an addict in recovery.
He was born in Savannah, Georgia and raised in the Bronx, New York. He attended Manhattan college briefly, worked as a laborer, landscaper, a cold caller at a brokerage firm, and finally a bartender in Manhattan, where a co-worker invited him to attend an acting class.
- Desmond has a black rose tattoo on his right arm, and another with the name of his grandmother, Maureen.
- He appeared on Limitless (2015) with co-star Jennifer Carpenter, who he worked with on Dexter.