January 15, 1967
Episode 1 of Season 20 premiered on January 15, 1967
May 28, 1967
Episode 2 of Season 20 premiered on May 28, 1967
August 6, 1967
Episode 3 of Season 20 premiered on August 6, 1967
October 22, 1967
Episode 4 of Season 20 premiered on October 22, 1967
October 29, 1967
Episode 5 of Season 20 premiered on October 29, 1967