How many movies have Edward R. Brown and Shirley Rich collaborated on?

They have worked on 3 movies together! Their first movie together was Who Is Harry Kellerman and Why Is He Saying Those Terrible Things About Me? (1971) while their highest rated movie together was The Effect of Gamma Rays on Man-in-the-Moon Marigolds (1972). They have not worked together since Johnny, We Hardly Knew Ye (1977). They are most known for their drama films together.