How many movies have Michael C. Gwynne and Patrick Williams collaborated on?

They have worked on 3 movies together! Their first movie together was Butch and Sundance: The Early Days (1979) while their highest rated movie together was Goodnight Sweet Wife: A Murder in Boston (1990). They have not worked together since Goodnight Sweet Wife: A Murder in Boston (1990). They are most known for their tv movie films together.