Q: Passage: Peter Gardner Ostrum (/ ˈoʊstrəm /; born November 1, 1957) is an American veterinarian and former child actor whose only film role was as Charlie Bucket in the 1971 motion picture Willy Wonka & the Chocolate Factory.

Question: Based on this passage, who played charlie in charlie and the chocolate factory original? Let's give stream of consciousness first:
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The important part for answering this question is: Peter Gardner Ostrum (/ ˈoʊstrəm /; born November 1, 1957) is an American veterinarian and former child actor whose only film role was as Charlie Bucket in the 1971 motion picture Willy Wonka & the Chocolate Factory. Therefore, the final answer is Peter Gardner Ostrum.
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