How many movies have Cyril Chamberlain and Elwyn Brook-Jones acted in together?

They have worked on 3 movies together! Their first movie together was The Duke Wore Jeans (1958) while their highest rated movie together was The Pure Hell of St. Trinian's (1960). They have not worked together since The Pure Hell of St. Trinian's (1960). They are most known for their comedy films together.