How many movies have John Hodgman and Michael J. Nelson collaborated on?

They have worked on 2 movies together! Their first movie together was Rifftrax live: Night of the Shorts - SF Sketchfest 2015 (2015) and was their highest rated movie together. They have not worked together since Rifftrax live: Night of the Shorts - SF Sketchfest 2016 (2016).