How many movies have Daniel Bell and George Clayton Johnson collaborated on?

They have worked on 1 movie together! Their first movie together was The Boneyard Collection (2008) and was their highest rated movie together. They have not worked together since The Boneyard Collection (2008).

Role
Zombie Man (segment "Boogie with the Undead")
Role
Opium Smoking Vampire (segment "Her Morbid Desires")