. . . . . . . "\"The Getaway\" is the fourth season finale of the American television drama series Dexter, and the 48th overall episode of the series. It originally aired on Showtime on December 13, 2009. In the episode, Dexter goes to great lengths to stop Arthur, who now knows Dexter's true identity."@en . . "The Getaway"@en . . . "12"^^ . . . . . "4"^^ . . . "2009-12-13Z"^^ .