Samuel Nicholas Wechsler is an American actor in both TV and theater. He is known for his roles as Kyle Valenti on The WB teen drama series Roswell and Jack Porter on the ABC drama television series Revenge. He has went on to land recurring roles in such series as "It's Always Sunny in Philadelphia," "Without a Trace" and "Vanished," as well as guest starring roles in "Chase," "Past Life," "The Sarah Connor Chronicles," "Crossing Jordan," "Cold Case," "Tru Calling," "Malcolm in the Middle" and in the made-for-television movie "Perfect Game."