March 30, 1974 Season 0 19 Episodes How to watch? : Please click on the Season List, then select an episode. Wait for the video to load—usually, it doesn't take long! September 11, 1974 Season 1 23 Episodes How to watch? : Please click on the Season List, then select an episode. Wait for the video to load—usually, it doesn't take long! September 10, 1975 Season 2 22 Episodes How to watch? : Please click on the Season List, then select an episode. Wait for the video to load—usually, it doesn't take long! September 27, 1976 Season 3 21 Episodes How to watch? : Please click on the Season List, then select an episode. Wait for the video to load—usually, it doesn't take long! September 12, 1977 Season 4 22 Episodes How to watch? : Please click on the Season List, then select an episode. Wait for the video to load—usually, it doesn't take long! September 10, 1978 Season 5 24 Episodes How to watch? : Please click on the Season List, then select an episode. Wait for the video to load—usually, it doesn't take long! September 16, 1979 Season 6 23 Episodes How to watch? : Please click on the Season List, then select an episode. Wait for the video to load—usually, it doesn't take long! September 22, 1980 Season 7 22 Episodes How to watch? : Please click on the Season List, then select an episode. Wait for the video to load—usually, it doesn't take long! October 05, 1981 Season 8 22 Episodes How to watch? : Please click on the Season List, then select an episode. Wait for the video to load—usually, it doesn't take long! September 27, 1982 Season 9 21 Episodes How to watch? : Please click on the Season List, then select an episode. Wait for the video to load—usually, it doesn't take long!