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Greg Thompson is an American actor born in Clarkesville, Tennessee. After being a Musical Theatre/Voice double major at Catawba College, he pursued work in Raleigh, North Carolina. He got his first shot at professional theatre when joined the cast of The King and I, transplanted to The North Carolina Theatre following the death of Yul Brenner. He spent the next several years as a union stage actor and director. In 1990, he took the position of Resident Director and Choreographer of The Atlanta Lyric Theatre. He resigned from this post to pursue his real dream – film, and in 2001, starred in a Florida State University graduate thesis film called, Saudade. Then, he danced arm-in-arm with Jack Black in Run, Ronnie Run, before tackling several local television pilots. In 2001 to 2003, he played a number of roles in various independent features and shorts including Storyboard in A Major, Afterlife, The Adventures of Ociee Nash, and Ghost of the Needle. Shortly after, he landed the role of Peter on Dawson’s Creek followed by the recurring role of Dr. Adams on One Tree Hill.