How many movies have Barbara Hicks and Joan Hickson acted in together?

They have worked on 3 movies together! Their first movie together was His and Hers (1961) while their highest rated movie together was Miss Marple: The Mirror Crack'd from Side to Side (1992). They have not worked together since Miss Marple: The Mirror Crack'd from Side to Side (1992). They are most known for their drama films together.