March 16, 1975
Episode 1 of Season 28 premiered on March 16, 1975
March 23, 1975
Episode 2 of Season 28 premiered on March 23, 1975
April 6, 1975
Episode 3 of Season 28 premiered on April 6, 1975
August 17, 1975
Episode 4 of Season 28 premiered on August 17, 1975
September 21, 1975
Episode 5 of Season 28 premiered on September 21, 1975