John SaxonProfessor Jones Emile B. LevisettiHarvey (voice) Edward StevensDrake Destry Robert DoleProfessor Damon Steven E. WilliamsHarvey (as Steve Williams) Ken EarlMama Jones (voice) Douglas SchulzeRegissør / Manusforfatter / Produsent David J. DaltonCo-produsent Kurt Eli MayryCo-produsent Nathan J. WhiteEksekutiv produsent Michael GoiDirector Of Photography Jeff WehenkelSpecial Effects Makeup Artist 
