Full Cast — The Oblongs (2001–2002)

Jean Smart

Pickles Oblong (voice)

Will Ferrell

Bob Oblong (voice)

Pamela Adlon

Milo Oblong / Jared Klimer / The Debbies (voice)

Lea DeLaria

Helga Phugly (voice)

Jeannie Elias

Beth Oblong / Creepy Susie / Mikey Butts (voice)

Randy Sklar

Biff Oblong (voice)

Jason Sklar

Chip Oblong (voice)

Billy West

George Klimer (voice)

Becky Thyre

Jawless Peggy Weggy / Pristine Klimer / Debbie Klimer (voice)

Laraine Newman

Nurse Rench (voice) / Additional Voices (voice) / Mrs. Hubbard (voice)

Maurice LaMarche

Additional Voices (voice) / Tommy Vinegar (voice) / Renolds (voice)

Jim Cummings

Sewer Workers (voice) / Laslow Institute Therapist (voice) / Additional Voices (voice)

Debra Wilson

Principal Davis (voice)

Carrie Aizley

Additional Voices (voice)

Mark Hamill

Mr. Phugly (voice)

Susan Krebs

Mrs. Phugly (voice)

Dan Green

CEO Guard (voice)

Phil LaMarr

Additional Voices (voice)

Michelle Ruff

Yvette (voice)

Jim Ward

Willy (voice)