How many movies have Harold Miller and Walter Merrill acted in together?

They have worked on 4 movies together! Their first movie together was My Favorite Spy (1942) while their highest rated movie together was The Narrow Margin (1952). They have not worked together since The Narrow Margin (1952).

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Train Passenger (uncredited)
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Officer Allen (uncredited)
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Speaker of the House (uncredited)
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Man in City Bar (uncredited)
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Nightclub Patron (uncredited)
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Det. Schreiber (uncredited)
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Nightclub Patron
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Man in Allen's Office