• Castiel - "Don't worry about them."
  
• Crowley - "Don't worry about ...? What, like Lucifer didn't worry, or Michael, or Lilith, or Alistair, or Azazel didn't worry? Am I the only game piece on the board who doesn't underestimate those denim-wrapped nightmares?"

• Castiel - "If I'd known then what I know now, I night have said 'Freedom is a length of rope, and God wants you to hang yourself with it.'"

More The Man Who Would Be King Quotes

• Will Cas come back around?
  
• How will Dean make good on his threat to do what he has to do?

• It was Castiel who raised the incomplete Sam
  from Hell.
• Crowley has made Hell a real Hell!
  

• Crowley calls Castiel the angel of Thursday, a reference to the book of angels and how each is assigned to various days, tasks, and assistance.
  

More The Man Who Would Be King Trivia

• The title comes from a short story written in 1888 by Rudyard Kipling, about two British adventurers who seek riches in Kafiristan. One of them becomes king and, drunk with power, meets his demise. It was made into a 1975 film with the same name, starring Sean Connery and Michael Caine. The story is inspired by the real-life exploits of Englishman James Brooke, who became the first White Rajah of Sarawak Borneo, and American Josiah Harlan, who was granted the title Prince of Ghor in perpetuity for himself and his descendants.
  

More The Man Who Would Be King Allusions

• (no non-original music)
  

In the first part of the two-part season finale, Lisa and Ben are kidnapped by a demon, and Dean has to risk everything to rescue them.

EPISODE 621: LET IT BLEED