2005年上映，肯·奧林,J·J·艾布拉姆斯執導，由詹妮弗·加納,朗·瑞弗金,邁克爾·瓦爾坦,卡爾·盧波利,格雷戈·格倫伯格,米婭·麥斯特羅,格雷戈·格倫伯格,維克多·加博等主演的雙面女間諜第四季在美國發行，豆瓣評分和口碑都很不錯，雙面女間諜第四季手機在線觀看等資源均是網絡收集而來。《雙面女間諜第四季》HD1280/HD1080p/BD720P/BD1080P/百度云藍光高清版/在線觀看。
Five months later. Sydney quits the CIA and joins a Black Ops unit called "Authorized Personnel Only" alongside Dixon, Jack, Vaughn and... Sloane whom for limited immunity is co-operating with the APO. Meanwhile, the truth Sydney found out in Wittenberg endangers her relationship with Jack, and eventually she reveals the awful truth to Vaughn: about her father having Irina murdered over a year earlier.
