How many movies have Kenneth MacMillan and Sarah Lamb collaborated on?

They have worked on 5 movies together! Their first movie together was Three Ballets by Kenneth MacMillan: Elite Syncopations/The Judas Tree/Concerto (2010) while their highest rated movie together was Mayerling (2010). They have not worked together since Mayerling (2019). They are most known for their music films together.