Lenora Crichlow Annie Sawyer Actor Aidan Turner John Mitchell Actor Russell Tovey George Sands Actor Sinéad Keenan Nina Guest Star Robson Green McNair Guest Star Scott Arthur Policeman , Corpse Guest Star Alexandra Roach Sasha Guest Star Erin Richards Nancy Reid Guest Star Mark Lewis Jones Richard Guest Star Paul Kaye Vincent Guest Star Rhodri Lewis Young Tom Guest Star Justin Salinger Cooper Guest Star Craig Roberts Adam Guest Star Melanie Walters Emma Guest Star Jason Watkins Herrick Guest Star Michael Socha Tom Guest Star Giles Thomas Custody Sergeant Guest Star Lacey Turner Lia Guest Star Paul Kasey Werewolf Guest Star Ruari Mears Werewolf Guest Star Matthew Bouch Producer Toby Whithouse Writer Rob Pursey Executive Producer