Just how many obscure facts about Doctor Who do you know? First time this or that happened? What height is each Doctor? Just how many bumps does a Dalek have? Some of these questions may in fact be answered in our special quiz below!

Some of the answers you may well find in Cameron K McEwanโ€™s Doctor Who Big Book of Lists. We interviewed Cameron here and there may well be some clues in there for you to find!