Freakazoid (voice)

Sgt. Cosgrove (voice)

Our Narrator (voice)

Debbie Douglas (voice)

Cave Guy (voice)

Dexter Douglas (voice)

The Lobe (voice)

Douglas Douglas (voice)

Mr. Chubbikins (voice)

Steff (voice)

Longhorn (voice)

Professor Jones (voice)

Armondo Guitierrez (voice)

Duncan Douglas (voice)

Oblongata (voice)

Roddy MacStew (voice)

Ape Monster (voice)

Yakko (voice)

Wakko (voice)

Singer #1 (voice)

Singer #3 (voice)