Calvert DeForest

Calvert Grant DeForest , also known by his character Larry Bud Melman, was an American actor and comedian, best known for his appearances on Late Night with David Letterman and the Late Show with David Letterman.

Little has been published about his early life. He was born to Calvert Martin DeForest, M.D., a physician who died in 1949, and Mabelle DeForest.

Source: Wikipedia