This isn't going to be anyone's favourite episode of Doctor Who by a long-shot, but it is a fine stand-alone instalment that's raised above mediocrity by its filmic feel.
Series 4 was always going to be tricky, with the loss of three principal cast members, but surprisingly it’s not the replacement characters that are the problem.
The BBC have released a set of photos from the filming of the final episode of Being Human's fourth series, featuring Mark Gatiss (Sherlock) as vampire leader Mr Snow.