Between Brenda Blethyn and David Threlfall we're positively spoiled for choice when it comes to mystery drama of a Sunday evening, but it's rather difficult to choose between Vera and What Remains when they air at 9pm on UTV and BBC One respectively. We're giving Vera the vote this week because things are getting tricky as there's a new addition to the ranks. There's murder, a kidnapping, and what we suspect to be a bit of espionage on offer too. Now, who wants to put the kettle on?