How many movies have Joseph Gray and Lawrence R. Greenberg collaborated on?

They have worked on 1 movie together! Their first movie together was Zombie Etiquette X (2012) and was their highest rated movie together. They have not worked together since Zombie Etiquette X (2012).

Role
Teen Zombie
Crew
Director
Crew
Writer
Crew
Executive Producer
Crew
Editor
Role
Dead Wrong