as

Clerk (voice)

as

Dr. Bolster (voice)

as

Orderly (voice)

as

Flippy (voice)

as

Clown (voice) (uncredited)

as

Ned (voice)

as

Inspector (voice)

as

Vert Ladderfeller III / Altitooth / Bivouac Ladderfeller (voice)

as

Artephius / Papa Bear (voice)

as

Savage (voice)

as

Mr. Howard (voice)

as

Napoleon (voice)

as

Agosto (voice)

as

Roberto (voice)

as

Artephius (voice)

as

Cricket (voice)

as

Lord Starchbottom (voice)

as

Steve Trilby (voice)

as

Freakazoid (voice)

as

Troll (voice)

as

Savage (voice)

as

Gweelok (voice)

as

Kelsepsian (voice)

as

Dr. Portillo

as

Baron Vain / Katz (voice)

as

Ant #5 (voice)

as

Professor Rotwood / The Huntsman (voice)

as

Chuckles The Silly Piggy (voice)

as

TV Reporter

as

Cosmo / Inspector (voice)

as

Guard (voice)

as

Ed / Brain Pod / Bystander (voice)

as

Cosmo / Ed (voice)

as

Ed (voice)

as

Cosmo (voice)

as

Mr. Director (voice)

as

Additional Voices

as

Seth Tuber's Mom/Angry Mob leader

as

Freakazoid (voice)

as

Lon Borax / Mr. Director

as

Einstein (voice)

as

Mr. Director (voice)

as

Mr. Clown (voice)

as

Freakazoid (voice)

as

John Ferguson

as

Writer

as

Story

as

Writer

as

Writer

as

Creator

as

Story

as

Writer

as

Writer

as

Writer

as

Writer

as

Writer

as

Writer

as

Producer

as

Writer

as

Story

as

Writer