Castle is an American crime drama television series, which premiered on
ABC on March 9, 2009. The series is produced jointly by
Beacon Pictures and
ABC Studios. Created by
Andrew W. Marlowe, it primarily traces the lives of
Richard Castle (
Nathan Fillion), a best-selling mystery novelist, and
Kate Beckett (
Stana Katic), an NYPD homicide detective, as they solve various unusual crimes in New York City. Detective Beckett is initially infuriated at the thought of working with a writer and goes to great lengths to keep him out of her way. However, the two soon start developing feelings for each other. The overarching plot of the series focuses on the romance between the two lead characters, and the murder of Beckett's mother.