Watch Castle online

Castle poster

Castle streaming: where to watch online?

Castle follows Rick Castle who is one of the world's most successful crime authors. But when his rock star lifestyle isn't enough, this bad boy goes looking for new trouble and finds it working with smart, beautiful Detective Kate Beckett. Inspired by her professional record and intrigued by her buttoned-up personality, Castle's found the model for his bold new character whether she likes it or not. Now with the mayor's permission, Castle is helping solve crime with his own twist.

Castle: questions and answers

Is Castle on Netflix?
No. Castle is not on Netflix in the United States. You can stream it on Hulu.
Where can I stream Castle?
Castle is streaming on Hulu in the United States.
Can I rent or buy Castle?
Yes. You can rent or buy Castle on Amazon Video and Apple TV in the United States.
How many seasons of Castle are there?
Castle has 8 seasons.

Seasons

Cast