How many movies have Bob Gunter a.k.a Bob Sherry Gunter and Erik Wilson collaborated on?

They have worked on 2 movies together! Their first movie together was Pumpkinhead: Ashes to Ashes (2006) while their highest rated movie together was Pumpkinhead: Blood Feud (2007). They have not worked together since Pumpkinhead: Blood Feud (2007).