Series Cast 50

1. 

   Arthur C. Clarke

   Self (13 Episodes)

2. Gordon Honeycombe

   Narrator (voice) (13 Episodes)

3. Arne Eggebrecht

   Self (2 Episodes)

4. Remy Van Lierde

   Self (2 Episodes)

5. Alex Campbell

   Self (2 Episodes)

6. Bob Gimlin

   Self (1 Episode)

7. Anna Mitchell-Hedges

   Self (1 Episode)

8. Kenneth Arnold

   Self (1 Episode)

9. Paul LeBlond

   Self (1 Episode)

10. Derek de Solla Price

    Self (1 Episode)

11. Robert Taylor

    Self (1 Episode)

12. Michael Ward

    Self (1 Episode)

13. Stuart Piggott

    Self (1 Episode)

14. Lester Davies

    Self (1 Episode)

15. Luis Gomez

    Self (1 Episode)

16. Roger Jennison

    Self (1 Episode)

17. Jean Meldrum

    Self (1 Episode)

18. Ira Carpenter

    Self (1 Episode)

19. Joseph Gennaro

    Self (1 Episode)

20. John Sibert

    Self (1 Episode)

21. Geoff Swinney

    Self (1 Episode)

22. John Cloudesley Thompson

    Self (1 Episode)

23. F.G. Wood

    Self (1 Episode)

24. Fujio Yasuda

    Self (1 Episode)

25. Ian Ralston

    Self (1 Episode)

26. Grover Krantz

    Self (1 Episode)

27. Gerald Hawkins

    Self (1 Episode)

28. Robert Rines

    Self (1 Episode)

29. Alexander Dolgov

    Self (1 Episode)

30. Leonid Krinov

    Self (1 Episode)

31. Alexsei Vasilyevich Zolotov

    Self (1 Episode)

32. Nikolai Vasiliyev

    Self (1 Episode)

33. Leonid Alekseyevich Kulik

    Self (archive footage) (1 Episode)

34. Michael O'Kelly

    Self (1 Episode)

35. Archie Tom

    Self (1 Episode)

36. Aubrey Burl

    Self (1 Episode)

37. Charles Knight

    Self (1 Episode)

38. Sylvia Mowday

    Self (1 Episode)

39. Butch Hottinger

    Self (1 Episode)

40. Robert Nathan

    Self (1 Episode)

41. N.K. Vereshchagin

    Self (1 Episode)

42. Roy Mackal

    Self (1 Episode)

43. Don Albert

    Self (1 Episode)

44. Henry C. Courten

    Self (1 Episode)

45. Peter Boyce

    Self (1 Episode)

46. Jack Hartung

    Self (1 Episode)

47. Dwight Carey

    Self (1 Episode)

48. Myra Shackley

    Self (1 Episode)

49. James Tuck

    Self (1 Episode)

50. Bernard Heuvelmans

    Self (1 Episode)

Series Crew 3