The Greatest Showman is a 2017 American musical film directed by Michael Gracey in his directorial debut, written by Jenny Bicks and Bill Condon and starring Hugh Jackman, Zac Efron, Michelle Williams, Rebecca Ferguson, and Zendaya. The film is inspired by the story of P.T. Barnum's creation of the Barnum & Bailey Circus and the lives of its star attractions.\n\nAnswer this question based on the passage: who was the greatest showman based off of? Let's give stream of consciousness first:
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To answer the above question, the relevant sentence is: The film is inspired by the story of P.T. Barnum's creation of the Barnum & Bailey Circus and the lives of its star attractions.
So, the final answer is P.T. Barnum.
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