How many movies have Eliezer J. Gregorio and Matt Prokop collaborated on?

They have worked on 1 movie together! Their first movie together was An Angel Named Billy (2007) and was their highest rated movie together. They have not worked together since An Angel Named Billy (2007).

Crew
Screenplay
Role
Zack
Crew
Production Design
Role
Zack (Billy's Brother)
Crew
Producer