"Nature of the Beast" is the first episode of the ninth season of the American police procedural drama NCIS, and the 187th episode overall. It originally aired on CBS in the United States on September 20, 2011, and was seen by 19.96 million viewers.
Not who you're looking for? Others named Nature of the Beast: 2007 television film · film · 1985 studio album by Maureen Steele