David Hart (born February 6, 1954) in Marianna, Florida, is an actor best known for his portrayal of Sgt. Parker Williams on the hit television series In the Heat of the Night. He also appeared in numerous commercials including IHop Restaurants, Maxwell House Coffee, Coors Light Silver Bullets, John Deere, and GE. In addition, David has appeared in numerous films and continues to perform in theatre around the country, most recently performing as Charlemagne in "Pippin" and Oscar in "The Odd Couple"

His father Lloyd encouraged him to become an actor after seeing him perform in the play, "You're A Good Man Charlie Brown" at Rutherford High School in Panama City, Florida. He is married and has three children. He donates his time to various charitable organizations, including the Make-A-Wish Foundation. He is a professing Christian - Episcopalian.