Cressida Cowell is the #1 internationally bestselling author and illustrator of The Wizards of Once and the How to Train Your Dragon series. She grew up in London and on a small, uninhabited island off the west coast of Scotland, where she spent her time writing stories, fishing for things to eat, and exploring the island. She now lives in Hammersmith, England, with her husband, three children, and a dog named Pigeon.

David Tennant, Earphones Award-winning narrator, is a Scottish actor who, over twenty years, has starred on stage, screen, television, and radio. In 2008 he played a widely praised Hamlet for the Royal Shakespeare Company but is probably best known for his role as the tenth incarnation of the Doctor in Doctor Who, along with the title role in the 2005 television serial Casanova and as Barty Crouch Jr. in the 2005 film adaptation of Harry Potter and the Goblet of Fire.