as

Fan Monster (voice)

as

Additional Monsters (voice)

as

The Sheriff

as

Walt (voice)

as

Old Man / Sparrow / Dodo (voice)

as

Willy the Chili Salesman / Old Man / Drooling Guy (voice)

as

Kevin / Kung Fu Guy on TV (voice)

as

Kevin / Willy the Chili Salesman / Male Customer (voice)

as

Additional Voices (voice)

as

Additional Voices (voice)

as

Buddy / Alexander 'Sasha' Kozachenko (voice)

as

Sergeant Rall (voice)

as

Bash Johnson (voice)

as

Lolph / Time Baby (voice)

as

Policeman / Cop #1 / Grad Student #2 / Bikers (voice)

as

Wilford / Vampire Clam (voice)

as

The Geckoach / Punt (voice)

as

Adolescent / Fencing Brother (voice)

as

Bun-Bun / Trick-or-Treater Eater #1 / Jimbo (voice)

as

Various (voice)

as

Numbuh 74.239 (Voice)

as

Mayor Goat / Goat #1 / Goat #2 (voice)

as

Velma's Dad / Spider #1 (voice)

as

Numbuh 74.239 (voice)

as

Upchuck / Alien #2 (voice)

as

Bushnell

as

Narrator

as

Adult Gorgonzola (voice)

as

Numbuh Zero / Lenny - Sector Z Numbuh 0.4 (voice)

as

Ferro Lad (voice)

as

Additional Voices (voice)

as

Harold / Escape Artist / Emcee (voice)

as

Upchuck (voice)

as

Cloid

as

Giggles (voice)

as

Id Dodgers / Protectorate Agent #1 (voice)

as

Nick (voice)

as

Numbuh 74.239 (voice)

as

Ernest "Ernie" / Nick (voice)

as

Wintergreen (voice)

as

James 'Speed' Racer (voice)

as

(voice)