October 11, 1975 • 1h 35m
Episode 1 of Season 1 premiered on October 11, 1975
September 26, 1979 • 1h 53m
Episode 40 of Season 1 premiered on September 26, 1979
January 5, 1983 • 1h 26m
Episode 82 of Season 1 premiered on January 5, 1983
February 4, 1988 • 1h 35m
Episode 121 of Season 1 premiered on February 4, 1988