How many movies have David Lynch and Joseph Ramos collaborated on?

They have worked on 1 movie together! Their first movie together was My Son, My Son, What Have Ye Done (2009) and was their highest rated movie together. They have not worked together since My Son, My Son, What Have Ye Done (2009).

My Son, My Son, What Have Ye Done (2009)

Crew
Executive Producer
Role
Lieutenant, San Diego Police Department S.W.A.T Team