Penguin Character Books is a children's imprint of the publishing company Penguin Random House. Its first foray into Who related publications were the Doctor Who Files, published in conjunction with its partner BBC Children's Books. It later released the Decide Your Destiny series and novelisations of The Sarah Jane Adventures episodes solo. In 2012, they also released a search-and-find book entitled When's the Doctor?.
- You may be looking for their DWU counterpart.