How many movies have Bill Corbett and Janet Varney collaborated on?

They have worked on 4 movies together! Their first movie together was RiffTrax Live: Night of the Shorts - SF Sketchfest 2013 (2013) while their highest rated movie together was RiffTrax Live: Day of the Shorts: SF Sketchfest 2019 (2019). They have not worked together since RiffTrax Live: Day of the Shorts: SF Sketchfest 2019 (2019). They are most known for their comedy films together.