在这部嫁接者剧情/科幻/犯罪片中,Starz过去宣布直接预订《暮光之城 Twilight》作者Stephanie Meyer负责的新剧《替身 The Rook》，现定于美国时间6月30日首播。该剧由Daniel O’Malley所著的同名小说改篇，讲述年轻的女主角Myfanwy Thomas在伦敦的千禧桥醒来，但失去了记忆。紧接她被有超自然能力的敌人追杀，发现自己也有超自然能力的她得在英国秘密情报局「Checquy」中找回失去的记忆，并在叛徒达成目的前找出幕后真相。
Emma Greenwell饰演女主Myfanwy Thomas﹑Joely Richardson饰演「Checquy」的领导人Farrier夫人，女主的导师兼盟友，不过她亦会捍卫自己的秘密。Olivia Munn饰演Monica Reed，美国情报官的她有着超自然力量，因为调查前爱人的死而与「Checquy」交集﹑Adrian Lester饰演Conrad Grantchester，Farrier夫人的副手。
Ronan Raftery﹑Catherine Steadman及Jon Fletcher饰演四兄弟姐妹，Ronan Raftery饰演Robert﹑Catherine Steadman饰演Eliza，Jon Fletcher饰演双胞胎Teddy及Alex。
The London-set series centers on a young woman pursued by shadowy paranormal adversaries while grappling with extraordinary abilities of her own. After waking in a park with total amnesia surrounded by dead bodies, she must fight to uncover her past, and resume her position at the head of Britain's most secret (supernatural) service before the traitors who stole her memory can finish what they started.
