Mork(Robin Williams)
Mindy McConnell(Pam Dawber)
Miles Sternhagen(Foster Brooks)
Exidor(Robert Donner)
Jean DaVinci(Gina Hecht)
Eugene(Jeffrey Jacquet)
Orson(Ralph James)
Fred 'Fredzo' McConnell(Conrad Janis)
Cora Hudson(Elizabeth Kerr)
Franklin Delano Bickley(Tom Poston)
Nelson Flavor(Jim Staahl)
Remo DaVinci(Jay Thomas)
Mearth(Jonathan Winters)