Take a look at some actors who found themselves playing other Hollywood stars who came before them.
In the new biopic "Hitchcock," opening in limited release Nov. 23, Oscar-winner Anthony Hopkins plays the titular director Alfred Hitchcock, who was known for having cameos in his own movies.
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Baltimore Police Department
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U.S. Army Signal Corps
Warner Bros. Television
iStock / eyecrave
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Courtesy of NOAA/Institute for Exploration/University of Rhode Island
David Shankbone/Wikimedia Commons
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