Carl Hagenbeck (1844–1913), German animal dealer, zoo- and circus-director
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Circus Carl Hagenbeck and Circus Wilhelm Hagenbeck (later Circus Willy Hagenbeck), German circusses
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Gottfried Claes Carl Hagenbeck (1810–1887), German buisenessman and founder of hagenbeck's animal dealing
Hagenbeck's name also appears in a series of Polish books for teenagers by Alfred Szklarski.
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Joe Skelton, the father of Red Skelton, once worked as a clown in the Hagenbeck-Wallace Circus.
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Hagenbeck is also mentioned in the story "Premier amour" of Samuel Beckett as a well known lion tamer, who is buried in the Ohlsdorf Cemetery and is briefly mentioned in Water for Elephants.
Some of his drawings include Ankunft Junger Leoparden bei Hagenbeck in Hamburg ("A box of young leopards arrives at Hagenbeck's Animal Show in Hamburg"), Tierkauf in Afrika ("Buying animals in Africa"), Riesenschlangen-Käfig im Zoologischen Garten Hamburg (Giant snakes' cage in the Hamburg Zoo), and Manatees ("Manatees").
The film went into production in July 2005 and was filmed in Peru, Indiana, which was once the winter headquarters for several famous circuses, including Ringling Brothers, Barnum and Bailey, and Wallace.