The eccentric and reclusive candy magnate who created the chocolate factory. He designs the Golden Ticket contest as a moral evaluation to find a responsible heir to inherit his business.
Slugworth is a historical business rival who previously attempted to steal Wonka's recipes.
Wonka orchestrated the Golden Ticket contest specifically to identify Charlie as his successor.
Grandpa Joe angrily confronts Wonka over contract violations, resulting in a heated argument.