After a serial killer imitates the plots of his novels, successful mystery novelist Richard "Rick" Castle receives permission from the Mayor of New York City to tag along with an NYPD homicide investigation team for research purposes.
Starring: Nathan Fillion, Stana Katic, Jon Huertas, Seamus Dever and Susan Sullivan.
New Castle airs tonight for the last time at 10/9c on ABC.
Castle has been published by Marvel Comics.
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