How many movies have David Tree and Harry Stradling Sr. collaborated on?

They have worked on 4 movies together! Their first movie together was Knight Without Armour (1937) while their highest rated movie together was Pygmalion (1939). They have not worked together since Over the Moon (1939). They are most known for their comedy films together.

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Freddy Eynsford-Hill
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R. Mackenzie
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