The actor's work spanned stage, film and television, from the Broadway production "Grease" to the film "Hair" and the series "Everwood."
Treat Williams, a star of stage, television and film, has died in a motorcycle accident, his family said Monday evening.
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Treat Williams dies in motorcycle accident aged 71, Ents & Arts News
Treat Williams: Actor dies aged 71 after motorcycle accident
Actor Treat Williams, star of 'Hair' and 'Everwood', is killed in a motorcycle crash in Vermont