How many movies have Ian Hogg and Peter Brook collaborated on?

They have worked on 4 movies together! Their first movie together was The Persecution and Assassination of Jean-Paul Marat as Performed by the Inmates of the Asylum of Charenton Under the Direction of the Marquis de Sade (1967) while their highest rated movie together was Meetings with Remarkable Men (1979). They have not worked together since Meetings with Remarkable Men (1979). They are most known for their drama films together.