How many movies have Alan Peterson and Julie Sapp collaborated on?

They have worked on 1 movie together! Their first movie together was The Haunting of Marsten Manor (2007) and was their highest rated movie together. They have not worked together since The Haunting of Marsten Manor (2007).

Role
John Waterford
Role
Kate Marsten
Crew
Writer
Crew
Producer
Crew
Editor