Series Cast 65

1. 

   Angela Cartwright

   Princess Alpha (1 Episode), Penny Robinson (24 Episodes)

2. 

   Guy Williams

   Dr. John Robinson (24 Episodes)

3. 

   June Lockhart

   Dr. Maureen Robinson (24 Episodes)

4. 

   Mark Goddard

   Major Don West (24 Episodes)

5. 

   Marta Kristen

   Judy Robinson (24 Episodes)

6. 

   Bill Mumy

   Will Robinson (24 Episodes)

7. 

   Jonathan Harris

   Dr. Zachary Smith (24 Episodes)

8. Dick Tufeld

   Robot B-9 (24 Episodes)

9. Bob May

   Robot B-9 (24 Episodes)

10. 

    Leonard Stone

    Farnum (2 Episodes)

11. 

    Robert Foulk

    Cragmire (1 Episode), Kraspo (1 Episode)

12. Ron Gans

    Creature (voice) (1 Episode), Alien Leader (1 Episode)

13. 

    Marcel Hillaire

    Phanzig (1 Episode), Junkman (1 Episode)

14. Fred Krone

    Chronos' Alien Assistant (1 Episode), Monster (1 Episode)

15. 

    Fritz Feld

    Mr. Zumdish (1 Episode)

16. 

    Lew Gallo

    Cmdr. Fletcher (1 Episode)

17. 

    Arthur Batanides

    Rongah (1 Episode)

18. 

    Lyle Waggoner

    Mechanical Man (1 Episode)

19. 

    Daniel J. Travanti

    Space Hippie (1 Episode)

20. 

    Stanley Adams

    Tybo (1 Episode)

21. 

    Vincent Beck

    Megazor (1 Episode)

22. 

    Abraham Sofaer

    Sobram (1 Episode)

23. 

    Michael Conrad

    Creech (1 Episode)

24. 

    Lou Wagner

    J-5 (1 Episode)

25. 

    John Crawford

    Dr. Chronos (1 Episode)

26. 

    Arte Johnson

    Fedor (1 Episode)

27. 

    Tol Avery

    Warden (1 Episode)

28. 

    Woodrow Parfrey

    Col. Silas Fogey (1 Episode)

29. 

    Edy Williams

    Non (1 Episode)

30. Duke Fishman

    Convict (1 Episode)

31. Ben Frommer

    Convict (1 Episode)

32. Lars Hensen

    Convict (1 Episode)

33. Gil Perkins

    Convixt (1 Episode)

34. Mike Morelli

    Convict (1 Episode)

35. Pitt Herbert

    Grover (1 Episode)

36. 

    Claire Wilcox

    Stacy (1 Episode)

37. Norman Leavitt

    Charlie (1 Episode)

38. 

    Robert Pine

    Craig (1 Episode)

39. 

    Grant Sullivan

    Alien (1 Episode)

40. Carol Williams

    Alien (1 Episode)

41. 

    Tommy Farrell

    Cyborg (1 Episode)

42. Bart La Rue

    Alien Machine (voice) (1 Episode)

43. Kenya Coburn

    Zaybo (1 Episode)

44. Don Eitner

    Sgt. Smith (1 Episode)

45. 

    Linda Gaye Scott

    Aien Girl (1 Episode)

46. Dawson Palmer

    Creature (1 Episode)

47. Ralph Lee

    Mechanical Man (1 Episode)

48. 

    Sue England

    Female Robot (voice) (1 Episode)

49. Gary Tigerman

    Oggo (1 Episode)

50. Ronald Weber

    Mort (1 Episode)

51. Carroll Roebke

    Tat (1 Episode)

52. Eric Matthews

    QZW (1 Episode)

53. Richard Krisher

    MXR (1 Episode)

54. 

    Corinna Tsopei

    Princess Reyka (1 Episode)

55. Alberto Monte

    Chavo (1 Episode)

56. Jim Gosa

    Gilt Proto (1 Episode)

57. 

    Sheila Allen

    Aunt Gamma (1 Episode)

58. 

    Byron Morrow

    General Squires (1 Episode)

59. 

    Hoke Howell

    Sgt. Rogers (1 Episode)

60. Gil Rogers

    Bartholomew (1 Episode)

61. Keith Taylor

    Edgar (1 Episode)

62. Charles Horvath

    Guard (1 Episode)

63. Miriam Schiller

    Miss Teutonium (1 Episode)

64. 

    Dee Hartford

    Nancy Pi Squared (1 Episode)

65. 

    James Millhollin

    Willoughby (1 Episode)

Series Crew 36