Castle is an American comedy-drama police procedural television series on ABC which was created by Andrew W. Marlowe.
It stars Nathan Fillion as Richard Castle, a famous mystery novelist, and Stana Katic as NYPD detective Kate Beckett.
The series premiered as a midseason replacement on March 9, 2009.
On May 12, 2016, it was announced that, despite several cast members signing one-year deals for a potential ninth season, the show would be canceled instead.
[1] During the course of the series, 173 episodes of Castle aired over eight seasons, between March 9, 2009, and May 16, 2016.