After four darker, more intense episodes, The Girl Who Died takes Doctor Who on a detour into something a bit sillier, but even this episode has a darker undercurrent...

Every once in a while, an episode of Doctor Who comes along that feels instantly iconic, episodes that remind me exactly why I watch this silly little show...

If you were looking for an episode to show someone who has never watched Doctor Who, you wouldn't go far wrong with Mummy on the Orient Express...