Actor
Person
Mark Hall Patton
4 credits
Mark Hall Patton is "The Beard of Knowledge" on the popular tv show "Pawn Stars" Mr. Patton also was the Historian at the Clark Country Museum in Las Vegas, Nevada until his retirement in 2020.Mark Hall Patton is "The Beard of Knowledge" on the popular tv show "Pawn Stars" Mr. Patton also was the Historian at the Clark Country Museum in Las Vegas, Nevada until his retirement in 2020. His interviews from Real Haunts 4 were his last filmed at this location.Show more
Filmography
