- This article is about the Season 4 episode, for the location see Castle Black.
|Season 4, Episode 9|
|Directed by||Neil Marshall|
"Season 4, Episode 8"
"Season 4, Episode 10"
- The episode is named after Castle Black, the principal castle and headquarters of the Night's Watch.
- The episode is directed by Neil Marshall, who previously directed the critically acclaimed season 2 episode "Blackwater".