'Castle' is a guy living in a fantasy world. He's in his imagination, writing these stories of murder.
“My secret vice is Sudoku puzzles. Can't stop playing them. My parents are accountants. I blame them entirely.”
“I worked for the Office of Management and Budget in the White House, on nuclear energy policy. But I decided it would be much more fun to have a specialty food store, so I left Washington D.C. and moved to the Hamptons. And how glad I am that I did!”