You've met the perfect guy and he seems wonderful. There's just one small problem.

A bigoted junkie cop suffering from borderline personality disorder and drug addiction manipulates and hallucinates his way through the festive season in a bid to secure promotion and win back his wife and daughter.

Young James Herriot is a three-part British television drama based on the early life of veterinary surgeon James Herriot. It features Iain de Caestecker as the title character following his arrival at veterinary college, alongside Amy Manson and Ben Lloyd-Hughes as fellow students Whirly Tyson and Rob McAloon. Directed by Michael Keillor and written by Ann McManus and Eileen Gallagher, it was a Koco Drama production for the BBC which first aired on BBC One in December 2011.