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 fourth episode of the third season entitled, "Punked," involves Beckett and Castle investigating the murder of an individual who participated in steampunk sub-culture. The pair visit a steampunk clubhouse in New York filled with props and guests dressed in appropriate attire. Castle also appears in a steampunk outfit of his own.