《双面女间谍第四季》是肯·奥林执导的22集欧美剧电视连续剧，詹妮弗·加纳,朗·瑞弗金,迈克尔·瓦尔坦,卡尔·卢波利等明星强势加盟参演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.