How many movies have Donald Crisp and Robert Harron acted in together?

They have worked on 6 movies together! Their first movie together was The Battle of the Sexes (1914) while their highest rated movie together was Intolerance: Love's Struggle Throughout the Ages (1916). They have not worked together since Intolerance: Love's Struggle Throughout the Ages (1916). They are most known for their drama films together.