January 6, 1971
Episode 1 of Season 18 premiered on January 6, 1971
January 13, 1971
Episode 2 of Season 18 premiered on January 13, 1971
January 20, 1971
Episode 3 of Season 18 premiered on January 20, 1971
January 27, 1971
Episode 4 of Season 18 premiered on January 27, 1971
February 3, 1971
Episode 5 of Season 18 premiered on February 3, 1971
February 10, 1971
Episode 6 of Season 18 premiered on February 10, 1971
February 17, 1971
Episode 7 of Season 18 premiered on February 17, 1971
February 24, 1971
Episode 8 of Season 18 premiered on February 24, 1971
March 3, 1971
Episode 9 of Season 18 premiered on March 3, 1971
March 10, 1971
Episode 10 of Season 18 premiered on March 10, 1971
March 17, 1971
Episode 11 of Season 18 premiered on March 17, 1971
March 24, 1971
Episode 12 of Season 18 premiered on March 24, 1971
March 31, 1971
Episode 13 of Season 18 premiered on March 31, 1971