How many movies have Ari Aster and Reid Chavis collaborated on?

They have worked on 1 movie together! Their first movie together was Hereditary (2018) and was their highest rated movie together. They have not worked together since Hereditary (2018).

Hereditary (2018)

Crew
Writer
Crew
Still Photographer
Crew
Director
Role
Asher Gallery Representative (voice) (uncredited)