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]: what does Charles Morton star in?
[A]: Four Sons


[Q]: Kenjirô Ishiyama appears in which movies?
[A]: Kwaidan


[Q]: what does Charles Morton star in?
[A]:
Four Sons