These characters have been voiced by Tress MacNeille:
Dolph
Sunday School Teacher
Brandine Del Roy
Agnes Skinner
Gavin
Phychic
Billy
Adil Hoxha (7G13)
Millicent (8F06)
Shelby (2F22)
Pepi (9F12)
Phillips (9F20)
Nana Van Houten (3F02)
Barbara Bush (3F09)
Evelyne Peters (3F11)
Lester (3F16)
Dean (3F22)
Belle(4F06)
Manjula's Mother (5F04)
Cookie Kwan (5F06)
Poor Violet (5F06)
Humphrey the Camel (5F08)
Spud (5F08)
Dr. Simpson (4F24)
Cat Lady (5F15)
Channel 6 Executive (5F15)
Mother Simpson at Commune (AABF02)
Woman in Wedding Dress (Lost Soul) (AABF04)
Nerdy Young Woman (AABF05)
Ginger (AABF06)
Bloodening Boy (AABF07)
Nelson's Mother (AABF07)
Bernice Hibbert (AABF11)
Sergent Crew (AABF10)
OmniTouch Rep (AABF12)
New Age Clerk (AABF12)
Gwen the Waitress (AABF13)
Gary the Unicorn (AABF14)
Lindsey Naegle (AABF18)
Boudoir Photographer (AABF18)