Hal Smith as Otis Campbell

Hal Smith AKA "Otis Campbell"
from the Andy Griffith show of the 1960s. (graphite drawing on 9x12 bristol paper - www.gregjoens.com)
Harold John Smith, known as Hal Smith (August 24, 1916 – January 28, 1994), was an American actor and voice actor best known as Otis Campbell, the town drunk on CBS's The Andy Griffith Show.

Smith was also active in voice-over roles, having played many characters on various animated shorts including Owl in the first four original Winnie The Pooh shorts (the first three of which were combined into the feature film, The Many Adventures Of Winnie the Pooh) and later The New Adventures of Winnie the Pooh, Uncle Tex on The Flintstones, Goliath in Davey and Goliath, and Flintheart Glomgold and Gyro Gearloose on DuckTales, as well as multiple other characters in The Huckleberry Hound Show, The Quick Draw McGraw Show, The Gumby Show, The Jetsons, Top Cat, Scooby-Doo, Where Are You!, Hong Kong Phooey, and many more. He is also known to radio listeners as John Avery Whittaker in Adventures in Odyssey. Source: Wikipedia