Leonard Tepper was an American actor and comedian known for his frequent cameo appearances on the Late Show with David Letterman between 1994 and 1998. He appeared in films such as Awakenings (1990), Home Alone 2: Lost in New York (1992) and Night Falls on Manhattan (1996). In 1956 he graduated from Thomas Jefferson High School in Brooklyn, New York. He died on 7 June 2001.