Larry Frank Cedar (born March 6, 1955) is an American actor. He is best known as one of the players of the highly-acclaimed Children's Television Workshop mathematics show, Square One TV on PBS from 1987 to 1994. Cedar is also known for playing "Leon", the opium addicted thief and faro dealer in the internationally acclaimed HBO series, Deadwood.
Their titles like Constantine, Fear and Loathing in Las Vegas, and The Call of the Wild - their biggest roles first.
Last updated: June 14, 2026