Pamela Adlon
Moose (voice), Goose O'Shaunassy (voice)
Jeff Bennett
Noah / Additional Voices (voice), Dieter Liederhosen / Pink-Eye Pete (voice), Craig Bean / Dieter Liederhosen / Bob / Additional Voices (voices), Craig Bean / Dieter Liederhosen / Vittorio (voice), Dieter Liederhosen / Craig Bean / Shelf McClain (voice), Craig Bean / Pink-Eye Pete / Additional Voices (voice), Grandpa Leo / Additional Voices (voice), Dieter Liederhosen / Emit Swink / Shelf McClain (voice), Craig Bean / Dieter Liederhosen / Additional Voices (voice), Christmas Tree / Grandpa Leo / Pink-Eye Pete (voice), Dieter Liederhosen / Shelf McClain (voice), Craig Bean / Ned Diggity (voice), Larry / Additional Voices (voice), Craig Bean (voice), Dieter Liederhosen (voice), J.B. / Additional Voices (voice), Craig Bean / Ned Diggity / Grandpa Leo (voice)
Kath Soucie
Cissy Rooney (voice), Mail Lady (voice), Cissy Rooney / Supermodel Mindy (voice), Cissy Rooney / Additional Voices (voice), Additional Voices (voice), Cissy Rooney / Mrs. Little / Grammie Pearson (voice), Mean Girl (voice)
Candi Milo
Rose (voice), Constance Goldman (voice), Constance Goldman / Deeana / Biana (voice)
Jenna Von Oÿ
Trinket (voice), Trinket St. Blair (voice)
Tino Insana
Uncle Jo Jo (voice), Uncle Jojo (voice), Uncle Jojo / Earl (voice), Additional Voices (voice)
Susan Tolsky
Aunt Janie Diggety (voice), Aunt Janie (voice), Aunt Janie Diggety / Aunt Lanie (voice)
Cree Summer
Tessa & Vanessa James (voice), Crying Girl (voice), Tessa and Vanessa James / Additional Voices (voice), Tessa and Vanessa James (voice), Tessa James / Vanessa James / Additional Voices (voice) (as Cree Summer-Francks)
Paddi Edwards
Vera Groober-Schwarz (voice), Vera Groober-Schwartz (voice)
Don Lake
Mr. Sherman Finky / Butler (voice), Mr. Sherman Finky (voice)
Don Adams
Principal Hickey (voice), Principal Herbert Hickey (voice)
Jess Harnell
Additional Voices (voice), Abe (voice), Male Scientist / Nigel / Mailman (voice)
Tara Strong
Brenda (voice), Brenda / Female Scientist (voice)
Jim Cummings
Mr. Roland Carter (voice), Mr. Roland Carter / Additional Voices (voice)
Kenn Michael
Lamar Abu Dabe (voice), Malik / Lamar Abu Dabe (voice), Lamar Abudabe (voice)
Maurice LaMarche
Chuck Pearson / Menorah / Colonel Delaney (voice), Chuck Pearson / Frankie / Uncle Harry (voice), Chuck Pearson / Jeweler (voice)
Bebe Neuwirth
Ms. Bronte Bladdar (voice), Ms. Bladdar (voice)
Wallace Langham
Wayne Macabre (voice; uncredited)
Max Brooks
Worried Executive #1 (voice)
Phil LaMarr
Stubborn Executive / Hippie Guy (voice)
Cam Clarke
Stewart Walldinger (voice)
Luke Perry
Stewart Walldinger (voice)
