Main Characters
Recurring Guest Characters
Linda Lavin
1 guest appearances
Kristy McNichol
1 guest appearances
Jimmy McNichol
1 guest appearances
Scott Baio
1 guest appearances
Ron Howard
1 guest appearances
Robert Guillaume
1 guest appearances
Marty Feldman
1 guest appearances
Terry Bradshaw
1 guest appearances
Charles Schulz
1 guest appearances
Fred Rogers
1 guest appearances
Frank Zappa
1 guest appearances
Elayne Boosler
1 guest appearances
Harrison Ford
1 guest appearances
Carrie Fisher
1 guest appearances
Martin Scorsese
1 guest appearances
Robert De Niro
1 guest appearances
Roger Perry
1 guest appearances
Geraldo River
1 guest appearances
Sammy Shore
1 guest appearances