You are given an open-domain question from an open movie database. Your task is to provide an answer to that question. Try to only include the answer. Do not put it in a sentence.

Q: who acted in the movie The Girl on the Train?

A: Catherine Deneuve, Émilie Dequenne, Michel Blanc, Mathieu Demy
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Q: what films can be described by zombie dogs?

A: I Am Legend
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Q: what movies was Pamela Hart an actor in?

A:
Pi
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