Season 4

E1. Episode 1

Jan 1, 1978

E2. Episode 2

Jan 8, 1978

E3. Episode 3

Jan 15, 1978

E4. Episode 4

Jan 22, 1978

E5. Episode 5

Jan 29, 1978

E6. Episode 6

Feb 19, 1978

E7. Episode 7

Feb 26, 1978

E8. Episode 8

Mar 5, 1978

E9. Episode 9

Mar 12, 1978

E10. Episode 10

Mar 19, 1978

E11. Episode 11

Mar 26, 1978

E12. Episode 12

Apr 2, 1978

E13. Episode 13

Apr 9, 1978

E14. Episode 14

Apr 16, 1978

E15. Episode 15

Apr 23, 1978

E16. Episode 16

Apr 30, 1978

E17. Episode 17

May 7, 1978

E18. Episode 18

May 14, 1978

E19. Episode 19

May 21, 1978

E20. Episode 20

May 28, 1978

E21. Episode 21

Jun 4, 1978

E22. Episode 22

Jun 18, 1978

E23. Episode 23

Jun 25, 1978

E24. Episode 24

Sep 10, 1978

E25. Episode 25

Sep 24, 1978

E26. Episode 26

Oct 1, 1978

E27. Episode 27

Oct 8, 1978

E28. Episode 28

Oct 15, 1978

E29. Episode 29

Oct 29, 1978

E30. Episode 30

Nov 5, 1978