William Atherton
William Atherton Knight Jr. (born July 30, 1947) is an American actor, best known for portraying Richard Thornburg in Die Hard and its sequel and Walter Peck in Ghostbusters.
William Atherton has built a filmography of 13 credits over a career spanning from 1978 to 2024.
William Atherton's most notable role to date came in Die Hard (1988), where he played Richard Thornburg. He also appeared in Ghostbusters (1984) as Walter Peck. Most recently appeared in The Last Samurai (2003) as Winchester Rep.
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