March 21, 1976 Season 0 2 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, 1976 Season 1 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 14, 1977 Season 2 26 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 13, 1978 Season 3 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 12, 1979 Season 4 26 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! November 30, 1980 Season 5 17 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!