How many movies have Joel Hodgson and Kevin Murphy collaborated on?

They have worked on 7 movies together! Their first movie together was Mystery Science Theater 3000: Santa Claus Conquers the Martians (1991) while their highest rated movie together was Mystery Science Theater 3000: Shorts, Volume 3 (2000). They have not worked together since RiffTrax Live: MST3K Reunion (2016). They are most known for their comedy films together.