Series Cast 36

1. 

   Henry Winkler

   Arthur Fonzarelli (22 Episodes)

2. 

   Tom Bosley

   Howard Cunningham (22 Episodes)

3. 

   Marion Ross

   Marion Cunningham (22 Episodes)

4. 

   Anson Williams

   Potsie Weber (22 Episodes)

5. 

   Scott Baio

   Chachi Arcola (22 Episodes)

6. 

   Ted McGinley

   Roger Phillips (22 Episodes)

7. 

   Erin Moran

   Joanie Cunningham (22 Episodes)

8. 

   Kevin Rodney Sullivan

   Tommy (4 Episodes)

9. 

   Lynda Goodfriend

   — (3 Episodes)

10. 

    Ron Howard

    — (3 Episodes)

11. 

    Cathy Silvers

    — (2 Episodes)

12. 

    Pamela Dunlap

    — (2 Episodes)

13. 

    Don Most

    — (2 Episodes)

14. 

    Al Molinaro

    — (1 Episode)

15. 

    Rita Wilson

    — (1 Episode)

16. 

    Lyle Waggoner

    — (1 Episode)

17. 

    David Ketchum

    — (1 Episode)

18. 

    Shawn Weatherly

    — (1 Episode)

19. 

    Frances Bay

    — (1 Episode)

20. 

    Elinor Donahue

    — (1 Episode)

21. 

    Katherine Kelly Lang

    — (1 Episode)

22. Ralph Steadman

    — (1 Episode)

23. 

    Jeffrey Kramer

    — (1 Episode)

24. 

    Billie Bird

    — (1 Episode)

25. 

    Ken Osmond

    — (1 Episode)

26. 

    Maggie Roswell

    — (1 Episode)

27. 

    Martin Ferrero

    — (1 Episode)

28. 

    Arthur Batanides

    — (1 Episode)

29. 

    Crispin Glover

    — (1 Episode)

30. 

    Stanley Brock

    — (1 Episode)

31. 

    Grant Heslov

    — (1 Episode)

32. 

    Janine Turner

    — (1 Episode)

33. 

    Bruce Gray

    — (1 Episode)

34. Joe Mays

    — (1 Episode)

35. 

    Ellen Travolta

    — (1 Episode)

36. 

    Pat Morita

    Arnold (1 Episode)

Series Crew 12