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Watch Castle Season 1 full episodes online, free and paid options via our partners and affiliates.
This is the season finale of Castle. It's titled "A Death in the Family."
Here's an overview of the latest Castle episode. It's titled "Little Girl Lost."
We're well into the first season of Castle. Here's an overview of the latest episode.
Here's a recap of the April 13 episode of Castle. What did you think of it?
What happens throughout the episode titled "A Chill Goes Through Her Veins?" Let's find out!
Enjoy this mini-recap of Castle's fourth-ever episode. It's titled "Hell Hath No Fury."
Here's a summary of the third episode of Castle. It's titled "Hedge Fund Homeboys."
This is Castle's second-ever episode. Enjoy the overview of "Nanny McDead."
This is the series premiere of Castle. Enjoy the following summary of events from it.