January 4, 1975
Episode 1 of Season 18 premiered on January 4, 1975
March 22, 1975
Episode 2 of Season 18 premiered on March 22, 1975
March 29, 1975
Episode 3 of Season 18 premiered on March 29, 1975
June 14, 1975
Episode 4 of Season 18 premiered on June 14, 1975
June 21, 1975
Episode 5 of Season 18 premiered on June 21, 1975
September 6, 1975
Episode 6 of Season 18 premiered on September 6, 1975