All Available Episode All Season 4 Episode 1. Episode 1 Sep, 1976 30 minutes 0.0 2. Episode 2 Sep, 1976 30 minutes 0.0 3. Episode 3 Oct, 1976 30 minutes 0.0 4. Episode 4 Oct, 1976 30 minutes 0.0 5. Episode 5 Oct, 1976 30 minutes 0.0 6. Episode 6 Oct, 1976 30 minutes 0.0 7. Episode 7 Oct, 1976 30 minutes 0.0 8. Episode 8 Nov, 1976 30 minutes 0.0 9. Episode 9 Nov, 1976 30 minutes 0.0 10. Episode 10 Nov, 1976 30 minutes 0.0 11. Episode 11 Nov, 1976 30 minutes 0.0 12. Episode 12 Dec, 1976 30 minutes 0.0 13. Episode 13 Dec, 1976 30 minutes 0.0 14. Episode 14 Dec, 1976 30 minutes 0.0