Life is stressful, and in those moments when work feels like an ancient desk-based torture technique and the Northern Line has yet again committed wanton betrayal, we need a friend who will see us through the dark times. A colouring book friend no less.

Here’s where we get to thank BBC Worldwide and mobile games developer Scary Beasties for creating BBC Colouring: Doctor Who, an app of 45 images to be painted at your leisure. Behold.