Chancellor Maniac / Caveman

Clown (voice) (uncredited) (1 episode)

Clerk (voice) (2 episodes)

Dr. Bolster (voice) (1 episode)

Orderly (voice) (1 episode)

Freakazoid (voice) (1 episode)

Flippy (voice) (1 episode)

Ned (voice) (20 episodes)

Vert Ladderfeller III / Altitooth / Bivouac Ladderfeller (voice) (1 episode)

Inspector (voice)

Mr. Howard (voice) (1 episode)

Artephius / Papa Bear (voice)

Napoleon (voice) (1 episode)

Writer (1 episode)

Cricket (voice) (40 episodes)

Savage (voice) (9 episodes)

Agosto (voice) (2 episodes)

Roberto (voice) (1 episode)

Artephius (voice) (77 episodes)

Troll (voice) (1 episode)

Lord Starchbottom (voice) (88 episodes)

Writer (9 episodes)

Story (4 episodes)

Steve Trilby (voice)

Writer (2 episodes)

Creator

Story (1 episode)

Savage (voice) (13 episodes)

Writer (6 episodes)

Gweelok (voice) (18 episodes)

Dr. Portillo (1 episode)

Kelsepsian (voice) (1 episode)

Writer (1 episode)

Baron Vain / Katz (voice)

Ant #5 (voice)

Professor Rotwood / The Huntsman (voice) (55 episodes)

Chuckles The Silly Piggy (voice) (41 episodes)

Writer (1 episode)

TV Reporter

Writer (1 episode)

Ed (voice) (2 episodes)

Cosmo / Ed (voice) (1 episode)

Guard (voice) (1 episode)

Cosmo / Inspector (voice) (1 episode)

Ed / Brain Pod / Bystander (voice) (1 episode)

Cosmo (voice) (1 episode)

Mr. Director (voice)

Seth Tuber's Mom/Angry Mob leader (21 episodes)

Additional Voices

Writer (1 episode)

Freakazoid (voice) (24 episodes)

Writer (11 episodes)

Producer (24 episodes)

Writer

Mr. Director (voice) (4 episodes)

Einstein (voice) (1 episode)

Mr. Clown (voice) (1 episode)

Freakazoid (voice) (1 episode)

Sy Sykman (voice) (1 episode)

Writer (9 episodes)

John Ferguson