Castle is an American comedy drama television series broadcast by the ABC and ABC Studios. Castle Richard Castle, as the following, the famous mystery novelist who killed his main character in his book series, and has writer's block of Nathan Fillion. He was known as the New York City Police Department in helping to solve the murder of a copy cat one of his novels. Co-star Stana Katic detective. Castle is a best-selling mystery writer. Richard Rogers was born in Alexandria, he honors Edgar Allan Poe by the middle of Mingaidejia.