Series Cast 26

1. 

   Jon Provost

   Timmy Martin (40 Episodes)

2. Hugh Reilly

   Paul Martin (40 Episodes)

3. 

   George Cleveland

   George 'Gramps' Miller (40 Episodes)

4. 

   Josh Albee

   — (40 Episodes)

5. 

   Tommy Rettig

   Jeff Miller (40 Episodes)

6. 

   Arthur Space

   — (9 Episodes)

7. 

   Joey D. Vieira

   — (7 Episodes)

8. House Peters Jr.

   — (4 Episodes)

9. 

   Grandon Rhodes

   — (4 Episodes)

10. 

    Ray Teal

    Jim Teal (1 Episode), — (1 Episode)

11. 

    Cloris Leachman

    Ruth Martin (2 Episodes)

12. 

    Vic Perrin

    — (1 Episode)

13. 

    Benny Rubin

    — (1 Episode)

14. 

    Jan Clayton

    — (1 Episode)

15. 

    Jon Shepodd

    — (1 Episode)

16. 

    George Chandler

    — (1 Episode)

17. Stuart Wade

    — (1 Episode)

18. 

    Ken Osmond

    — (1 Episode)

19. 

    Taylor Holmes

    Mr. Delahaney (1 Episode)

20. 

    Roy Barcroft

    — (1 Episode)

21. 

    Bruce Cowling

    — (1 Episode)

22. 

    Gilman Rankin

    — (1 Episode)

23. 

    Don Diamond

    — (1 Episode)

24. 

    Ralph Votrian

    — (1 Episode)

25. 

    Tito Vuolo

    — (1 Episode)

26. 

    Grant Withers

    George Forsythe (uncredited) (1 Episode)

Series Crew 8