Series Cast 18

1. 

   Robin Williams

   Mork (26 Episodes)

2. 

   Pam Dawber

   Mindy McConnell (26 Episodes)

3. 

   Jay Thomas

   Remo DaVinci (26 Episodes)

4. 

   Ralph James

   Orson (Voice) (26 Episodes)

5. 

   Gina Hecht

   Jean DaVinci (26 Episodes)

6. 

   Jim Staahl

   Nelson Flavor (26 Episodes)

7. 

   Tom Poston

   Franklin Delano Bickley (26 Episodes)

8. 

   Robert Donner

   Exidor (8 Episodes)

9. Mike Mandel

   — (1 Episode)

10. Melissa Francis

    — (1 Episode)

11. 

    Noah Hathaway

    — (1 Episode)

12. 

    Kim Fields

    — (1 Episode)

13. Tom Sullivan

    — (1 Episode)

14. 

    James Staley

    — (1 Episode)

15. 

    Charles Lane

    — (1 Episode)

16. Pamela Sye

    Pamela (1 Episode)

17. 

    Michael W. Schwartz

    Deli Customer (uncredited) (1 Episode)

18. 

    Shelley Fabares

    Cathy McConnell (1 Episode)

Series Crew 12