As Alvin struggles with nightmares involving werewolves, the school play of Jekyll & Hyde is in jeopardy when the lead, Alvin, is suspended. In an attempt to boost his confidence, the principal suggests Theodore, who's suddenly going through some canine changes.
as Alvin Seville / Simon Seville / Dave Seville (voice)
as Theodore / Brittany / Jeanette / Eleanor (voice)
as Mr. Lawrence Talbot (voice)
as Principal Milliken (voice)
as Mr. Rochelle (voice)
as Madame Raya (voice)
as Nathan (voice)
as Werewolf Vocal Effects (voice)