Series Cast 31

1. 

   Ron Howard

   Richie Cunningham (23 Episodes)

2. 

   Henry Winkler

   Arthur Fonzarelli (23 Episodes)

3. 

   Tom Bosley

   Howard Cunningham (23 Episodes)

4. 

   Marion Ross

   Marion Cunningham (23 Episodes)

5. 

   Anson Williams

   Potsie Weber (23 Episodes)

6. 

   Don Most

   Ralph Malph (23 Episodes)

7. 

   Erin Moran

   Joanie Cunningham (23 Episodes)

8. 

   Pat Morita

   Arnold (13 Episodes)

9. 

   Penny Marshall

   Laverne DeFazio (3 Episodes)

10. 

    Jack Baker

    — (2 Episodes)

11. 

    Ed Peck

    — (2 Episodes)

12. 

    Jeff Conaway

    — (1 Episode)

13. 

    Sherry Hursey

    — (1 Episode)

14. 

    Kristoff St. John

    — (1 Episode)

15. 

    Lillian Bronson

    — (1 Episode)

16. 

    Joseph Bova

    — (1 Episode)

17. 

    Dick Van Patten

    — (1 Episode)

18. 

    Amy Irving

    — (1 Episode)

19. 

    Anne Lockhart

    — (1 Episode)

20. 

    Peter Hobbs

    — (1 Episode)

21. 

    Clint Howard

    — (1 Episode)

22. 

    June Lockhart

    — (1 Episode)

23. 

    Rance Howard

    — (1 Episode)

24. 

    Richard Stahl

    — (1 Episode)

25. 

    Sandy Kenyon

    — (1 Episode)

26. 

    Lloyd Kino

    — (1 Episode)

27. 

    Robin Mattson

    — (1 Episode)

28. 

    Jack Dodson

    — (1 Episode)

29. Peggy Doyle

    Nun (1 Episode)

30. Carol Williams

    Meralee (1 Episode)

31. Kathy O'Dare

    Lois (1 Episode)

Series Crew 18