Billy Frank is an ordinary kid, until his family inherits an old castle and Billy learns he's a distant relative of the infamous Dr. Frankenstein. Billy's folks decide to visit their family estate, and Billy soon discovers they're not alone.
Billy Frankenstein
Sandy
George
Bloodstone
Frankenstein
Thelma
Otto
Fraulein
Blind Monk
Tour Guide
Froog
Sheldon
Steve
Preston Strong
Chauffeur
Brain Vendor (as Mark McGee)
Rat Vendor
Doll Vendor
Tour Guide (as Kim Ray)
Young Tourist Girl (as Vanessa A. Koman)
Poor Mother
Poor Girl
