《相信我》(Trust Me)是继《代班》(The Replacement)之后BBC推出的又一部心理惊悚片。这部剧一共四集,由茱蒂·惠特克(Jodie Whittaker)饰演爱丁堡护士Cath Hardacre一角,她在丢了工作后偷了一名医生好友的证件,利用这个身份取得了成功的新生活,随后便面临身份曝光的危机。Cath Hardacre is a hardworking and skilled nurse who loses her job for whistle-blowing and is forced to take drastic measures to provide for her daughter. Out of desperation, Cath seizes the opportunity to steal her best friend's identity as a senior doctor and start a new life in Edinburgh. Burying herself deeper and deeper in the imposter persona, she realises she could get everything she ever wanted - but with her old life threatening to destroy her fragile creation, how far will she go to protect it?