23 (film)
 23 is a 1998 German drama thriller film about a young hacker Karl Koch who died on 23 May 1989 a presumed suicide. It was directed by Hans-Christian Schmid who also participated in screenwriting. The title derives from the protagonist's obsession with the number 23 a phenomenon often described as apophenia. Although the film was well received by critics and audiences its accuracy has been vocally disputed by some witnesses to the real-life events on which it was based.