- Don Adams - Principal Hickey
- Don Adams - Principal Hickey (voice)
- Nicole Sullivan - Tundra Woman (voice)
- Jodi Benson - Amber O'Malley (voice)
- Isabel Sanford - Bernice (voice)
- Tara Strong - Brenda / Female Scientist (voice)
- Paddi Edwards - Vera Groober-Schwartz (voice)
- Tino Insana - Uncle Jo Jo (voice)
- Kathy Najimy - Coach Doogan (voice)
- Jess Harnell - Abe (voice)
- Jess Harnell - Male Scientist / Nigel / Mailman (voice)
- Jenna von Oy - Trinket (voice)
- Bebe Neuwirth - Ms. Bladdar (voice)
- Jason Marsden - Prep School Guy (voice)
- Don Lake - Mr. Sherman Finky (voice)
- Don Lake - Mr. Sherman Finky / Butler (voice)
- Jeff Bennett - J.B. / Additional Voices (voice)
- Jeff Bennett - Noah / Additional Voices (voice)
- Jeff Bennett - Dieter Liederhosen (voice)
- Jeff Bennett - Dieter Liederhosen / Emit Swink / Shelf McClain (voice)
- Jeff Bennett - Grandpa Leo / Additional Voices (voice)
- Jeff Bennett - Dieter Liederhosen / Craig Bean / Shelf McClain (voice)
- Jeff Bennett - Dieter Liederhosen / Shelf McClain (voice)
- Jeff Bennett - Dieter Liederhosen / Pink-Eye Pete (voice)
- Jeff Bennett - Larry / Additional Voices (voice)
- Jeff Bennett - Craig Bean (voice)
- Jeff Bennett - Craig Bean / Dieter Liederhosen / Vittorio (voice)
- Candi Milo - Constance Goldman (voice)
- Candi Milo - Rose (voice)
- Candi Milo - Constance Goldman / Deeana / Biana (voice)
- Pamela Adlon - Moose Pearson (voice)
- Pamela Adlon - Moose Pearson / Goose O'Shaunassy (voice)
- Wallace Langham - Wayne Macabre (voice; uncredited)
- Hedy Burress - Effie Shrugg (voice)
- Jim Cummings - Mr. Roland Carter (voice)
- Susan Tolsky - Aunt Janie Diggety / Aunt Lanie (voice)
- Susan Tolsky - Aunt Janie Diggety (voice)
- Shaun Fleming - Cookie (voice)
- Kenn Michael - Lamar Abudabe (voice)
- Kenn Michael - Lamar Abu Dabe (voice)
- Cree Summer - Crying Girl (voice)
- Cree Summer - Tessa James / Vanessa James (voice)
- Maurice LaMarche - Chuck Pearson / Jeweler (voice)
- Kath Soucie - Cissy Rooney / Supermodel Mindy (voice)
- Kath Soucie - Mean Girl (voice)
- Kath Soucie - Mail Lady (voice)
- Max Brooks - Worried Executive #1 (voice)
- Phil LaMarr - Stubborn Executive / Hippie Guy (voice)
- Cam Clarke - Stewart Walldinger (voice)
- Sue Rose - Moira (voice)
- Brad Goodchild
- Kathleen Wilhoite
Kathleen Wilhoite interpreta a Pepper Ann (voice) en la serie.
Danny Cooksey hace el papel de Milo (voice).
Clea Lewis interpreta a Nicky (voice) en la serie.
April Winchell interpreta a Mom (voice) en la serie.
Capítulo disponible en las siguientes plataformas:
