How many movies have Mark Haider and Shannon McDonough acted in together?

They have worked on 4 movies together! Their first movie together was Destination: Outer Space (2010) while their highest rated movie together was The Giant Spider (2013). They have not worked together since The Wad: The True Story Behind The Phantom Lake County Chewing Gum Disaster (2024). They are most known for their science fiction films together.