Richard "Rick" Castle is a millionaire playboy who has recently killed his protagonist as a serial killer begins killing people as he does in his books. He joins forces with New York policewoman Kate Beckett to resolve the case. He finds inspiration in Detective Beckett and begins to shadow her for his next book.
Unique TV Series from 2011, a real hit in the streaming platforms in it's times. Finding the right TV Series to watch all episodes online can be time consuming, but you finally found it, Castle 4 is a good one. In the comparison to latest released TV Series, Castle 4 episodes are doing really good work. With such good actors cast, the TV Series just can't be bad. Castle 4 was produced in United States and directed by a great person. Feel free to hit the play button and enjoy the TV Series, the great actors performance and all other things that make the whole series as great as it is.