How many movies have David S. Sterling and Molly Dougherty collaborated on?

They have worked on 3 movies together! Their first movie together was Witchcraft 15: Blood Rose (2017) while their highest rated movie together was Witchcraft 16: Hollywood Coven (2017). They have not worked together since Witchcraft XIV: Angel of Death (2017). They are most known for their horror films together.