How many movies have Flora Robson and Marjorie Rhodes acted in together?

They have worked on 4 movies together! Their first movie together was Poison Pen (1939) while their highest rated movie together was Great Day (1945). They have not worked together since Those Magnificent Men in Their Flying Machines or How I Flew from London to Paris in 25 Hours 11 Minutes (1965). They are most known for their drama films together.