How many movies have Jonathan Langdon and Mary Pantelidis collaborated on?

They have worked on 2 movies together! Their first movie together was Z-O-M-B-I-E-S (2018) while their highest rated movie together was Z-O-M-B-I-E-S 2 (2020). They have not worked together since Z-O-M-B-I-E-S 2 (2020).