Season 6 Episode 20 episode 20

Supernatural Season 6 Episode 20 "The Man Who Would Be King" Sneak Peek

Supernatural Season 6 Episode 20 "The Man Who Would Be King" Sneak Peek

Cas and Crowley strongly disagree over what should be done with the Winchester boys in this new sneak peek for Friday's episode. Cas also gives some insight into what will happen to him and his new partner if they fail to find Purgatory.