Check out the official guide for Supernatural Season 8 Episode 22, "Clip Show," airing May 8 on the CW.
FAMILIAR FACES RETURN AS THE THIRD TRIAL NEARS
- Sam (Jared Padalecki) and Dean (Jensen Ackles) reunite with Castiel (Misha Collins).
- Digging through the Men of Letters’ files, they stumble upon an undiscovered film which could be the key to the third trial.
- Metatron (guest star Curtis Armstrong) enlists Cass to mull over problems at home.
- Meanwhile, Crowley (guest star Mark Sheppard) digs into Sam and Dean's past.
- Taylor Cole, Graham Wardle, and Cindy Busby also guest star.