雙面女間諜第四季英文片名:《shuangmiannvjiandiedisiji》,發(fā)布于2005年,由肯·奧林,J·J·艾布拉姆斯執(zhí)導(dǎo),并且由編劇攜幕后團(tuán)隊(duì)創(chuàng)作。集眾多位詹妮弗·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·加博等著名實(shí)力派明星加盟。并于2005年在美國上映。
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.