A very short episode of Doctor Who doesn't get very short shrift because it's got a lot of things in it that are loved by your host, Toby Hadoke. So, you know, we don't want it to get in the sea... like some poor sod has to at the end of this spooky instalment. It's a haunting moment with some eerie music, which is surely right up the street of special guest Jess Jurkovic, THE expert on Dudley Simpson's tinkles?