Season 1

1. The Big Gate

1973-04-05

2. The Big Wrong Way

1973-04-12

3. The Big Night Smell

1973-04-19

4. The Big Sapphire

1973-04-26

5. The Big Flower

1973-05-03

6. The Big Eyes

1973-05-10

7. The Big Land

1973-05-17

8. The Big Trap

1973-05-24

9. Episode 9

1973-05-31

10. Episode 10

1973-06-07

11. Episode 11

1973-06-14

12. Episode 12

1973-06-21

13. Episode 13

1973-06-28

14. Episode 14

1973-07-05

15. Episode 15

1973-07-12

16. Episode 16

1973-07-19

17. Episode 17

1973-07-26

18. Episode 18

1973-08-02

19. Episode 19

1973-08-09

20. Episode 20

1973-08-16

21. Episode 21

1973-08-23

22. Episode 22

1973-08-30

23. Episode 23

1973-09-06

24. Episode 24

1973-09-13

25. Episode 25

1973-09-20

26. Episode 26

1973-09-27

27. Episode 27

1973-10-04

28. Episode 28

1973-10-11

29. Episode 29

1973-10-18

30. Episode 30

1973-10-25

31. Episode 31

1973-11-01

32. Episode 32

1973-11-08

33. Episode 33

1973-11-15

34. Episode 34

1973-11-22

35. Episode 35

1973-11-29

36. Episode 36

1973-12-06

37. Episode 37

1973-12-13

38. Episode 38

1973-12-20

39. Episode 39

1973-12-27

40. Episode 40

1974-01-03

41. Episode 41

1974-01-10

42. Episode 42

1974-01-17

43. Episode 43

1974-01-24

44. Episode 44

1974-01-31

45. Episode 45

1974-02-07

46. Episode 46

1974-02-14

47. Episode 47

1974-02-21

48. Episode 48

1974-02-28

49. Episode 49

1974-03-07

50. Episode 50

1974-03-14

51. Episode 51

1974-03-21

52. Episode 52

1974-03-28